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US Patent: 1,569,862
Broaching machine
Patentee:
Francis J. Lapointe - Ann Arbor, MI

USPTO Classifications:
409/282

Tool Categories:
metalworking machines : broaches

Assignees:
None

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

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 11, 1924
Granted: Jan. 19, 1926

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

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