Bizarre Patents
A coffin, for allowing inclination for display of a deceased person in a natural position.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4383761 | Scope for viewing the internal surface of bores and similar cavities A scope for viewing the internal surface of a bore or similar cavity for use in combination with a light source. The scope includes a rod having an image transmitting end and an image viewing end. Diffusing and reflecting means are located at the rod view... | 05/17/1983 |
| 4373811 | Scope for viewing the internal surface of a bore or similar cavity A scope which is for viewing a selected portion of the internal surface of a bore or similar cavity and which includes a viewer of optically clear light transmitting material and a housing. The viewer is encased within a longitudinal bore of the housing w... | 02/15/1983 |
| 4195904 | Optical system of viewing-direction changing attachment for endoscopes An optical system of viewing-direction changing attachment for endoscopes comprising a first reflecting means having a reflecting surface for changing the observing direction and a second reflecting means having a reflecting surface for changing the illum... | 04/01/1980 |
| 4149769 | Endoscope telescopes with tubular connected ocular and objective lens means An endoscope telescope comprising first and second telescopically mounted tubular members of which the second tubular member is mounted in said first tubular member for movement relative thereto, at least two objective lens means and at least two ocular l... | 04/17/1979 |
| 4140364 | Variable field optical system for endoscopes A variable field optical system for endoscopes comprising an image guide, objective, fixed prism and rotatable prism and enabling to observe over a wide range by varying the field by rotating said rotatable prism.... | 02/20/1979 |
| 4138192 | Foward-oblique viewing optical system A forward-oblique viewing optical system for endoscopes comprising an observing-direction changing prism which has a surface for refracting rays from an object to be observed and is arranged in front of an objective, said optical system as a whole thereby... | 02/06/1979 |
| 4134637 | Colposcope with photographic attachment This new version concerns a Colposcope with Photographic-Attachment, wherein the Colposcope is equipped with two side by side oculars, two objective lenses in line with the oculars as well as a light source, reflected into the field of observation and a c... | 01/16/1979 |
