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US Patent: 322,646
Coffee Roaster and Cleaner
Patentees:
John Schmitt (exact or similar names) - St. Louis, MO
John P. Huber (exact or similar names) - St. Louis, MO

USPTO Classifications:
34/139, 34/140

Tool Categories:
agricultural : coffee roasters

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 18, 1885
Granted: Jul. 21, 1885

Patent Pictures:
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