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US Patent: 134,791
Improvement for Treating Damaged Coffee
Patentee:
Frederick Evans (exact or similar names) - New York, NY

USPTO Classifications:
426/250

Tool Categories:
manufacturing : manufacturing processes : roasting coffee

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Jan. 14, 1873

Patent Pictures:
USPTO (New site tip)
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