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US Patent: 278,199
Coffee Roaster
Patentee:
James A. Sweeny (exact or similar names) - Washington, DC

USPTO Classifications:
34/129, 34/60, 366/147, 366/227, 366/235, 432/106, 99/483

Tool Categories:
agricultural : coffee roasters

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Feb. 10, 1883
Granted: May 22, 1883

Patent Pictures:
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