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US Patent: 84,193
Coffee Roaster
Patentees:
William Johnston (exact or similar names) - Philadelphia, PA
John D. Flansburgh (exact or similar names) - Philadelphia, PA

USPTO Classifications:
34/138, 34/73, 34/79

Tool Categories:
agricultural : coffee roasters

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Nov. 17, 1868

Patent Pictures:
USPTO (New site tip)
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