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US Patent: 688,355
Grinding or polishing machine
Patentee:
Jeremiah Sowle - Fort Wayne, IN

USPTO Classifications:
451/361

Tool Categories:
metalworking machines : polishing machines
specialty machines : polishing and buffing machinery

Assignees:
Jeremiah Sowle - Fort Wayne, IN
Archibald N. Hanna - Fort Wayne, IN

Manufacturer:
Not known to have been produced

Witnesses:
Walter J. Burns
T. W. Wilson

Patent Dates:
Applied: Jan. 02, 1901
Granted: Dec. 10, 1901

Patent Pictures:
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