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US Patent: 666,509
Reducing-Chuck
Patentee:
Zachry T. Furbish - Philadelphia, PA

USPTO Classifications:
279/145, 279/79

Tool Categories:
woodworking tools : hand drills : drill chucks

Assignees:
North Brothers Manufacturing Co. - Philadelphia, PA

Manufacturer:
North Brothers Manufacturing Co. - Philadelphia, PA

Witnesses:
Will. A. Barr
Jos. H. Klein

Patent Dates:
Applied: Apr. 06, 1900
Granted: Jan. 22, 1901

Patent Pictures: [ 1 | 2 ]
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