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US Patent: RE4,228
Punching Metal
Patentee:
Isaac P. Richards (exact or similar names) - Whitinsville, Worcester County, MA

USPTO Classifications:
83/686, 83/698.91

Tool Categories:
metalworking tools : metal punches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Jan. 03, 1871

Reissue Information:
Reissue of 104,769 (Jun. 28, 1870)

Patent Pictures:
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