| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA189,243ACA983326A (en) | 1973-12-13 | 1973-12-13 | Boat hull construction |
| US506948AUS3925837A (en) | 1973-12-13 | 1974-09-18 | Boat hull construction |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA189,243ACA983326A (en) | 1973-12-13 | 1973-12-13 | Boat hull construction |
| Publication Number | Publication Date |
|---|---|
| CA983326Atrue CA983326A (en) | 1976-02-10 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA189,243AExpiredCA983326A (en) | 1973-12-13 | 1973-12-13 | Boat hull construction |
| Country | Link |
|---|---|
| US (1) | US3925837A (en) |
| CA (1) | CA983326A (en) |
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|---|---|---|---|---|
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| DE3228579C2 (en)* | 1982-07-30 | 1985-02-21 | Bruno M. Einsiedeln Hess | catamaran |
| US5474009A (en)* | 1994-08-22 | 1995-12-12 | Ritchie; Buddy L. | Pontoon device with mechanisms for varying the width |
| US5517940A (en)* | 1995-05-08 | 1996-05-21 | Beyer; Jay R. | Variable width multi-hulled boat with telescoping mast |
| US6058866A (en)* | 1997-03-26 | 2000-05-09 | May; Lindy Lawrence | Deck assembly for a boat |
| US6298801B1 (en) | 1997-03-26 | 2001-10-09 | Lindy Lawrence May | Extendable deck assembly for a boat |
| US6003458A (en)* | 1999-02-17 | 1999-12-21 | Valliere; Michael R. | Expandable pontoon boat |
| US6178913B1 (en) | 1999-06-30 | 2001-01-30 | James C. Brignolio | Collapsible boat |
| US6298802B1 (en) | 1999-06-30 | 2001-10-09 | James C. Brignolio | Collapsible boat transport apparatus |
| US6439145B1 (en)* | 2001-01-10 | 2002-08-27 | Donald L. Mensch | Convertible pontoon/camper/trailer construction |
| US6874440B1 (en)* | 2001-12-20 | 2005-04-05 | Expandable multi-hull boat | |
| US6647913B2 (en) | 2001-12-26 | 2003-11-18 | James C. Brignolio | Collapsible boat transport system |
| IT1401583B1 (en)* | 2010-07-19 | 2013-07-26 | Antonelli | HULL STRUCTURE FOR BUILDING UNITS |
| US9302740B2 (en) | 2012-12-14 | 2016-04-05 | Quadratoon Company Llc | Extendable multihull boat |
| US8820255B1 (en) | 2013-03-15 | 2014-09-02 | Lanny Ralph Poppell | Boat expanding and contracting apparatus |
| US9045195B2 (en) | 2013-03-15 | 2015-06-02 | Lanny Ralph Poppell | Boat expanding and contracting apparatus |
| US9580149B2 (en) | 2013-03-15 | 2017-02-28 | Lanny Ralph Poppell | Boat expanding and contracting apparatus |
| US9156526B2 (en)* | 2013-04-09 | 2015-10-13 | Ian Matthew HANDLEY | Expandable pontoon system |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3139058A (en)* | 1963-02-05 | 1964-06-30 | Ralph L Robinson | Multiple hull water vehicle |
| Publication number | Publication date |
|---|---|
| US3925837A (en) | 1975-12-16 |
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