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US Patent: 619,297
Apparatus for Cooling Roasted Coffee
Patentee:
David B. Fraser (exact or similar names) - New York, NY

USPTO Classifications:
34/233, 454/64

Tool Categories:
agricultural : coffee coolers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 06, 1898
Granted: Feb. 14, 1899

Patent Pictures:
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