

| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62-8997 | 1987-03-09 | ||
| JP899787 | 1987-03-09 |
| Publication Number | Publication Date |
|---|---|
| USD310470Strue USD310470S (en) | 1990-09-11 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US07/094,790Expired - LifetimeUSD310470S (en) | 1987-03-09 | 1987-09-08 | Portable electric grinder |
| Country | Link |
|---|---|
| US (1) | USD310470S (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD320727S (en) | 1988-10-17 | 1991-10-15 | Makita Electric Works, Ltd. | Portable electric grinder |
| USD322205S (en) | 1989-04-26 | 1991-12-10 | Chih-Yuan Liu | Electric screwdriver or similar article |
| USD323274S (en) | 1989-04-07 | 1992-01-21 | Hitachi Koki Company, Ltd. | Portable electric screw driver |
| USD323275S (en) | 1989-04-07 | 1992-01-21 | Hitachi Koki Company, Ltd. | Portable electric screw driver |
| USD326043S (en) | 1989-05-19 | 1992-05-12 | Hitachi Koki Company, Limited | Electric screw driver |
| USD333077S (en) | 1990-12-26 | 1993-02-09 | Nitto Kohki Co., Ltd. | Portable rotary grinder |
| USD333765S (en) | 1990-12-26 | 1993-03-09 | Nitto Kohki Co., Ltd. | Portable reciprocating file |
| USD336729S (en) | 1991-04-19 | 1993-06-22 | Nitto Kohki Co., Ltd. | Portable pneumatic grinder |
| USD374159S (en) | 1995-01-17 | 1996-10-01 | Ryobi North America | Electric chisel |
| USD412273S (en)* | 1998-08-13 | 1999-07-27 | Chung Lee Hsin-Chih | Grinding and graving machine |
| USD427039S (en)* | 1999-02-22 | 2000-06-27 | Urawa Kohgyo Co., Ltd. | Rotary tool |
| USD427870S (en)* | 1999-05-14 | 2000-07-11 | Choon Nang Electrical Appliance Mfy., Ltd. | Electric rotary tool |
| USD433905S (en)* | 2000-05-19 | 2000-11-21 | Black & Decker Inc. | Rotary tool |
| USD437758S1 (en) | 2000-01-11 | 2001-02-20 | Choon Nang Electrical Appliances Mfy., Ltd. | Rotary driving tool |
| USD437757S1 (en) | 2000-03-09 | 2001-02-20 | Makita Corporation | Portable electric drywall cutout tool |
| USD438077S1 (en) | 1999-11-22 | 2001-02-27 | Metabowerke Gmbh & Co. | Electrical tool |
| USD438076S1 (en) | 2000-05-08 | 2001-02-27 | Black & Decker Inc. | Drywall cutout tool |
| USD439122S1 (en) | 2000-02-17 | 2001-03-20 | Roto Zip Tool Corporation | Spiral cutting tool |
| USD446100S1 (en) | 2000-06-30 | 2001-08-07 | Choon Nang Electrical Appliance Mfy., Ltd. | Electric trimmer |
| USD447030S1 (en) | 2001-02-07 | 2001-08-28 | Mei-Tung Chen | Electric drilling machine |
| US6698048B1 (en) | 2002-01-25 | 2004-03-02 | R. T. Greene | Motorized device for cutting and cleaning a piece of pipe |
| USD601873S1 (en)* | 2009-03-09 | 2009-10-13 | Senson Investments Limited | Nail grinder |
| USD604581S1 (en)* | 2009-07-09 | 2009-11-24 | General Tools Mfg. Co., Llc | Cordless screwdriver |
| USD848803S1 (en)* | 2016-12-29 | 2019-05-21 | Chin-Lin Tsai | Gas combustor |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2906067A (en) | 1957-06-07 | 1959-09-29 | Tuner S Supply Company | Tool for the repair of piano hammers |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2906067A (en) | 1957-06-07 | 1959-09-29 | Tuner S Supply Company | Tool for the repair of piano hammers |
| Title |
|---|
| AEG Power Tool Catalog; p. 27; bottom panel, Die Grinder #GSL-500. |
| Japanese Design Registration 331965 published Jul. 7, 1971. |
| Japanese Design Registration 624903 published May 11, 1984. |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD320727S (en) | 1988-10-17 | 1991-10-15 | Makita Electric Works, Ltd. | Portable electric grinder |
| USD323274S (en) | 1989-04-07 | 1992-01-21 | Hitachi Koki Company, Ltd. | Portable electric screw driver |
| USD323275S (en) | 1989-04-07 | 1992-01-21 | Hitachi Koki Company, Ltd. | Portable electric screw driver |
| USD322205S (en) | 1989-04-26 | 1991-12-10 | Chih-Yuan Liu | Electric screwdriver or similar article |
| USD326043S (en) | 1989-05-19 | 1992-05-12 | Hitachi Koki Company, Limited | Electric screw driver |
| USD333077S (en) | 1990-12-26 | 1993-02-09 | Nitto Kohki Co., Ltd. | Portable rotary grinder |
| USD333765S (en) | 1990-12-26 | 1993-03-09 | Nitto Kohki Co., Ltd. | Portable reciprocating file |
| USD336729S (en) | 1991-04-19 | 1993-06-22 | Nitto Kohki Co., Ltd. | Portable pneumatic grinder |
| USD374159S (en) | 1995-01-17 | 1996-10-01 | Ryobi North America | Electric chisel |
| USD412273S (en)* | 1998-08-13 | 1999-07-27 | Chung Lee Hsin-Chih | Grinding and graving machine |
| USD427039S (en)* | 1999-02-22 | 2000-06-27 | Urawa Kohgyo Co., Ltd. | Rotary tool |
| USD427870S (en)* | 1999-05-14 | 2000-07-11 | Choon Nang Electrical Appliance Mfy., Ltd. | Electric rotary tool |
| USD438077S1 (en) | 1999-11-22 | 2001-02-27 | Metabowerke Gmbh & Co. | Electrical tool |
| USD437758S1 (en) | 2000-01-11 | 2001-02-20 | Choon Nang Electrical Appliances Mfy., Ltd. | Rotary driving tool |
| USD439122S1 (en) | 2000-02-17 | 2001-03-20 | Roto Zip Tool Corporation | Spiral cutting tool |
| USD437757S1 (en) | 2000-03-09 | 2001-02-20 | Makita Corporation | Portable electric drywall cutout tool |
| USD447028S1 (en) | 2000-05-08 | 2001-08-28 | Black & Decker Inc. | Keyless collet for a power tool |
| USD438076S1 (en) | 2000-05-08 | 2001-02-27 | Black & Decker Inc. | Drywall cutout tool |
| USD433905S (en)* | 2000-05-19 | 2000-11-21 | Black & Decker Inc. | Rotary tool |
| USD446100S1 (en) | 2000-06-30 | 2001-08-07 | Choon Nang Electrical Appliance Mfy., Ltd. | Electric trimmer |
| USD447030S1 (en) | 2001-02-07 | 2001-08-28 | Mei-Tung Chen | Electric drilling machine |
| US6698048B1 (en) | 2002-01-25 | 2004-03-02 | R. T. Greene | Motorized device for cutting and cleaning a piece of pipe |
| USD601873S1 (en)* | 2009-03-09 | 2009-10-13 | Senson Investments Limited | Nail grinder |
| USD604581S1 (en)* | 2009-07-09 | 2009-11-24 | General Tools Mfg. Co., Llc | Cordless screwdriver |
| USD848803S1 (en)* | 2016-12-29 | 2019-05-21 | Chin-Lin Tsai | Gas combustor |
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|---|---|---|
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