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US Patent: 192,623
Improvement in mechanical movements for operating blowers in forges
Patentee: Charles Hammelmann (exact or similar names) - Buffalo, NY USPTO Classifications: 74/143 Tool Categories: trade specific : blacksmith Assignees: None Manufacturer: Buffalo Forge Co. - Buffalo, NY Witnesses: Michael J. Stark Frank Hirsch	Patent Dates: Applied: May 25, 1877 Granted: Jul. 03, 1877 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Buffalo Forge Co.

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