
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US434887AUS1815866A (en) | 1930-03-11 | 1930-03-11 | Ophthalmoscope |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US434887AUS1815866A (en) | 1930-03-11 | 1930-03-11 | Ophthalmoscope |
| Publication Number | Publication Date |
|---|---|
| US1815866Atrue US1815866A (en) | 1931-07-21 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US434887AExpired - LifetimeUS1815866A (en) | 1930-03-11 | 1930-03-11 | Ophthalmoscope |
| Country | Link |
|---|---|
| US (1) | US1815866A (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3441340A (en)* | 1965-09-28 | 1969-04-29 | Welch Allyn Inc | Unitary light projecting assembly for diagnostic instruments |
| US3507561A (en)* | 1967-03-03 | 1970-04-21 | Bausch & Lomb | Indexing rotatable nosepiece support for microscope objectives |
| US3600067A (en)* | 1968-11-23 | 1971-08-17 | Optotechnik Gmbh | Hand-held ophthalmoscopes |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3441340A (en)* | 1965-09-28 | 1969-04-29 | Welch Allyn Inc | Unitary light projecting assembly for diagnostic instruments |
| US3507561A (en)* | 1967-03-03 | 1970-04-21 | Bausch & Lomb | Indexing rotatable nosepiece support for microscope objectives |
| US3600067A (en)* | 1968-11-23 | 1971-08-17 | Optotechnik Gmbh | Hand-held ophthalmoscopes |
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|---|---|---|
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