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 |
| 5353240 | Apparatus and method for automatically testing computing equipment A test apparatus and method for automatically testing computing equipment. The test apparatus comprises (1) a switch circuit, coupled to the computing equipment, capable of interrupting and restoring power to the computing equipment, (2) a timer, coupled ... | 10/04/1994 |