Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 7104305 | Vertically adjustable rod support assembly A vertically adjustable rod support assembly for selectively supporting an existing curtain rod and curtain at an elevated height within an existing window frame, and for enabling a user to lower the vertical height of the curtain rod in order to attach or detach th... | 09/12/2006 |
| 6327803 | Banner display system A system for raising and lowering an object such as a banner or sign that includes a ceiling unit, that has an axle, and at least two lines connected to the axle in a manner to allow the lines to wind on the axle and thereby moving the object toward and a... | 12/11/2001 |
| 6055754 | Device for mounting large posters on a building A large poster mounting frame is provided for displaying a poster along the wall of a building structure. The poster mounting frame comprises a pair of vertical side guide rails and a support rail extending between and connecting the two side guide rails.... | 05/02/2000 |
| 5941001 | Device for accomodating a planiform advertising carrier Device for accommodating a planiform advertising carrier, for example an advertising carrier consisting of foil or similar material. The advertising carrier is tenterable between two bars (5, 6) whereas the bars (5, 6) are relative to each other movably a... | 08/24/1999 |
| 5870845 | Banner display system A ceiling mounted unit is provided to wind and unwind lines which suspend an overhead sign. The lines are connected to a shaft in the ceiling unit which is rotated by a motor, raising and lowering the sign suspended by the lines. A brake is provided to pr... | 02/16/1999 |
| 4706728 | Apparatus for mounting screens Apparatus for mounting screens, such as curtains, comprises a support member suspended from a mounting member. The support member is movable from an in-use position, where a screen hanging from the support member is positioned in its normal in-use locatio... | 11/17/1987 |
| 4418882 | Variable height rod supporter An apparatus is disclosed for supporting a rod or rods at varying heights horizontally along a pre-designated area comprising a first roller track containing a first guide roller, a second roller track containing a second guide roller, and a rod attachmen... | 12/06/1983 |
