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US Patent: 166,641
Improvement in Compounds for Polishing and Coating Coffee
Patentee:
John H. Siegman (exact or similar names) - Baltimore, MD

USPTO Classifications:
106/126.3, 426/302

Tool Categories:
manufacturing : manufacturing processes : roasting coffee

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Mar. 17, 1875
Granted: Aug. 10, 1875

Patent Pictures:
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