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US Patent: 539,792
Automatic gear-cutting and milling machine
Patentee:
Frederick H. Bultman (exact or similar names) - Cleveland, OH

USPTO Classifications:
409/56, 74/816

Tool Categories:
metalworking machines : gear making machines

Assignees:
None

Manufacturer:
F. H. Bultman & Co. - Cleveland, OH
Superior Machine Co. - Cleveland, OH

Witnesses:
C. H. Gale
N. S. Amstutz

Patent Dates:
Applied: Jan. 05, 1894
Granted: May 28, 1895

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Superior Machine Co.; F. H. Bultman & Co.

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