x-patents:x-9227
Table of Contents
Patent X-9227: 1835-11-07, Dying, and manufacturing of prussiate of potash and soda
| X Number | Date | Inventor | City | Title | Status |
|---|---|---|---|---|---|
| X-9227 | 1835-11-07 | Felix Fossard | Philadelphia, PA | Dying, and manufacturing of prussiate of potash and soda | Recovered |
Comments
Most of the patents prior to 1836 were lost in the Dec. 1836 fire. Only about 2,000 of the almost 10,000 documents were recovered. Little is known about this patent. Only the patent drawing is available. This patent is in the database for reference only.
Information Sources
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External links
x-patents/x-9227.txt · Last modified: 2019/05/25 21:49 by 127.0.0.1