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US Patent: 123,095
Gunpowder Engine
Patentee:
Joseph S. Foster - Salem, Essex County, MA

USPTO Classifications:
123/195HC, 123/197.1, 123/24R

Tool Categories:
propulsion and energy : gunpowder engines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jan. 30, 1872

Patent Pictures:
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