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US Patent: 4,902X
Glass formed by a combination of moulds
Patentees:
Phineas C. Dummer - Jersey City, NJ
G. Dummer - Jersey City, NJ

USPTO Classifications:

Tool Categories:
trade specific : glassmaker

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Oct. 16, 1827

Patent Pictures:
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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 drawings available. This patent is in the database for reference only.

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