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In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 4494887 | High speed printer assembly A high speed printer comprises a molded base having a plurality of plastic towers integrally molded thereon. A cylindrical platen is mounted on a first pair of plastic towers and a drive shaft having a helical groove along the length thereof and an eccent... | 01/22/1985 |
| 4257282 | Transport system for a dot matrix printing mechanism A transport system for a dot matrix printing mechanism including an improved overall design for the transport system and improved designs for individual elements of the system and combinations of elements. The overall design of the present invention uses ... | 03/24/1981 |
| 3945480 | Justifying, text writing reproducing machine The illustrated embodiment is a desk top justifying text writing reproducing machine, illustratively controllable by a code reading means in a desk top text writing composing machine (the topic of our copending application for "JUSTIFYING, TEXT WRITING CO... | 03/23/1976 |
