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US Patent: 255,477
Apparatus for Cooling Roasted Coffee
Patentee:
Louis A. Ullrich (exact or similar names) - Chicago, Cook County, IL

USPTO Classifications:
34/139, 34/428, 99/476, 99/517

Tool Categories:
agricultural : coffee roasters

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Feb. 06, 1882
Granted: Mar. 28, 1882

Patent Pictures:
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