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US Patent: 3,172X
Water proof cement
Patentee:
Canvas White (exact or similar names) - Whitestown, Oneida County, NY

USPTO Classifications:

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Feb. 01, 1820

Patent Pictures:
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X-Patents
Description:
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. There are no patent specification or drawings available.

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