fx-patents:fx-8736.875
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fx-patents:fx-8736.875 [2019/05/26 01:57] – external edit 127.0.0.1 | fx-patents:fx-8736.875 [2019/05/26 03:22] (current) – russ | ||
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===== Comments ===== | ===== Comments ===== | ||
- | FX patents are fractional X patents. This patent is #8581 1/2. This patent was reissued as patent # _RX37. | + | FX patents are fractional X patents. This patent is #8536 7/8. This patent was reissued as patent # RX37. |
Only about 2000 of the almost 10000 X-patent documents were recovered. | Only about 2000 of the almost 10000 X-patent documents were recovered. | ||
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- | Because of the Patent Office fire in Dec. 1836, little is known about this patent. | + | Because of the Patent Office fire in Dec. 1836, little is known about this patent. |
===== Information Sources ===== | ===== Information Sources ===== | ||
fx-patents/fx-8736.875.txt · Last modified: 2019/05/26 03:22 by russ