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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 |
| 3993892 | Device for transmitting information in the form of electrical signals to at least one mechanism for displaying or printing this information A device for transmitting information in the form of an electrical signal to at least one mechanism for giving a readout of the information, comprises a readout mechanism which has at least one symbol wheel which carries symbols on its circumference. A pl... | 11/23/1976 |
