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US Patent: 1,656,323
Machine for Cutting Sheet-Form Metal
Patentee:
Charles B. Gray (exact or similar names) - Philadelphia, PA

USPTO Classifications:
83/482, 83/492, 83/496, 83/507

Tool Categories:
metalworking machines : metal shearing machines

Assignees:
None

Manufacturer:
Southwark Foundry & Machine Co. - Philadelphia, PA

Witnesses:
none listed

Patent Dates:
Applied: Dec. 22, 1924
Granted: Jan. 17, 1928

Patent Pictures: [ 1 | 2 ]
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"Vintage Machinery" entry for Southwark Foundry

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