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US Patent: RE7,475
Power Hammer
Patentee: Thomas Shaw (exact or similar names) - Philadelphia, PA USPTO Classifications: 72/433 Tool Categories: metalworking machines : forging machines : power hammers Assignees: Philip S. Justice - Philadelphia, PA Manufacturer: Philip S. Justice - Philadelphia, PA Dienelt & Eisenhardt - Philadelphia, PA Witnesses: Unknown	Patent Dates: Applied: Aug. 05, 1876 Granted: Jan. 23, 1877 Reissue Information: Reissue of 52,894 (Feb. 27, 1866) Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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