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US Patent: 677,339
Center Punch and Gage
Patentee:
Edwin M. Comstock - Cascade Valley, NY

USPTO Classifications:
33/27.032, 33/666

Tool Categories:
punches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
R. K. Gamble
O. C. Billman
F. E. Tiffany
Frank Plunkett

Patent Dates:
Applied: Nov. 01, 1900
Granted: Jul. 02, 1901

Patent Pictures:
USPTO pdf tiff
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