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US Patent: 554,811
Knurling Machine
Patentee:
Joseph Browning (exact or similar names) - Philadelphia, PA

USPTO Classifications:
72/101, 72/109

Tool Categories:
metalworking machines : embossing and knurling machines

Assignees:
Simons, Brother & Co. - Philadelphia, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jan. 04, 1893
Granted: Feb. 18, 1896

Patent Pictures:
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