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Patent FX-8522.5: 1834-12-02, Screening grain

X Number Date Inventor City Title Status
FX-8522.5 1834-12-02 unknown King Unknown, Unknown Screening grain Recovered
M. Armstrrong Unknown, Unknown


FX patents are fractional X patents. This patent is #8488 1/2. There is no picture at the uspto site but an image of the handwritten patent is there. Follow the USPTO Images link.

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.)

fx-patents/fx-8522.5.txt · Last modified: 2019/05/26 01:57 (external edit)