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US Patent: 6,154
Metal Punch
Punching Machine with a Combination of Adjustable Gages
Patentee:
Richard S. Tilden - St. Louis, MO

USPTO Classifications:
269/297, 83/468, 83/468.6, 83/468.9, 83/620

Tool Categories:
metalworking machines : metal punches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Mar. 06, 1849

Patent Pictures:
USPTO pdf tiff
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