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fx-patents:fx-8743.5 [2019/05/26 01:57] (current)
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 +====== Patent FX-8743.5: 1835-04-03, Car wheel ======
 +
 +^ X Number ​     ^ Date       ^ Inventor ​      ^ City             ^ Title  ^ Status ^
 +| FX-8743.5 ​      | 1835-04-03 | Matthias W. Baldwin | Philadelphia,​ PA | Car wheel | Recovered |
 +
 +===== Comments =====
 +
 +FX patents are fractional X patents. This patent is #8581 1/2. This patent was reissued as patent # _RX37. ​
 +
 +Only about 2000 of the almost 10000 X-patent documents were recovered. ​
 +
 +
 +
 +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.
 +
 +===== Information Sources =====
 +
 +(To be filled in.)
 +    ​
 +
 +===== External links =====
 +  *[[http://​pdfpiw.uspto.gov/​.piw?​PageNum=0&​idkey=NONE&​SectionNum=3&​HomeUrl=&​docid=X008743H|USPTO pdf]]
 +  *[[http://​en.wikipedia.org/​wiki/​Matthias_W._Baldwin|Matthias W. Baldwin]]
 +
  
fx-patents/fx-8743.5.txt ยท Last modified: 2019/05/26 01:57 (external edit)