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US Patent: 2,942,503
Power operated hammers
Patentee: Reginald P. Fitzgerald (exact or similar names) - Braintree, MA USPTO Classifications: 72/432, 72/441, 72/446, 72/453.14, 72/456 Tool Categories: metalworking machines : forging machines : drop hammers Assignees: Pneumatic Drop Hammer Co. - Braintree, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 31, 1957 Granted: Jun. 28, 1960 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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