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US Patent: 236,420
Punch
Patentee: James W. Doubleday (exact or similar names) - Binghamton, Broome County, NY USPTO Classifications: 30/301, 30/358 Tool Categories: specialty tools : washer cutters Assignees: James W. Doubleday - Binghamton, Broome County, NY Henry H. Doubleday - Washington, DC Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Sep. 03, 1880 Granted: Jan. 11, 1881 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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