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US Patent: 373,531
Coffee Roaster
Patentee:
Ferdinand Maassen (exact or similar names) - Gotha, Orange County, FL

USPTO Classifications:
34/140, 34/89, 366/147, 366/192, 366/228, 432/117, 432/32

Tool Categories:
agricultural : coffee roasters

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jun. 10, 1887
Granted: Nov. 22, 1887

Patent Pictures:
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