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US Patent: 1,376,708
Broaching-machine
Patentee:
Francis J. Lapointe - Ann Arbor, MI

USPTO Classifications:
409/247

Tool Categories:
metalworking machines : broaches

Assignees:
None

Manufacturer:
American Broach & Machine Co. - Ann Arbor, MI

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 29, 1919
Granted: May 03, 1921

Patent Pictures:
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"Vintage Machinery" entry for American Broach & Machine Co.

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