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US Patent: 72,218
Slotting Machine
Patentee:
Joseph W. Moore - Cambridgeport, Middlesex County, MA

USPTO Classifications:
409/304

Tool Categories:
metalworking machines : metal slotting machines
metalworking machines : key seating machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Dec. 17, 1867

Patent Pictures:
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