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fx-patents:fx-8736.875

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fx-patents:fx-8736.875 [2019/05/26 01:57]
127.0.0.1 external edit
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. ​There are no patent ​drawings ​available. ​This patent is in the database for reference only. +Because of the Patent Office fire in Dec. 1836, little is known about this patent. ​Only the patent ​drawing is available ​online
 ===== Information Sources ===== ===== Information Sources =====
  
fx-patents/fx-8736.875.txt · Last modified: 2019/05/26 03:22 by russ