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 |
| 4148852 | Method and apparatus for progressive molding of buildings A structure for supporting floor-molding forms in a multi-story building, including a truss that supports the forms and four telescoping leg units with upper ends pivotally connected to the truss, for supporting the entire weight of the truss on the previ... | 04/10/1979 |
