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US Patent: 661,568
Coffee Roaster
Patentee:
William Walter (exact or similar names) - New York, NY

USPTO Classifications:
34/140, 34/88, 34/92

Tool Categories:
manufacturing : manufacturing processes : roasting coffee

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 14, 1899
Granted: Nov. 13, 1900

Patent Pictures:
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