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US Patent: 320X
Mode of increasing evaporation for the purpose of distilling
Patentee:
Benjamin Henfrey (exact or similar names) - Lancaster County, PA

USPTO Classifications:

Tool Categories:
specialty machines : distilling apparatus
propulsion and energy : steam apparatus : steam stills

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Mar. 02, 1801

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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