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US Patent: 190,193
Coffee Roaster
Patentee:
John A. Caldwell (exact or similar names) - Brownsville, Haywood County, TN

USPTO Classifications:
432/104

Tool Categories:
agricultural : coffee roasters

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Mar. 24, 1877
Granted: May 01, 1877

Patent Pictures:
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