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US Patent: 1,266,148
Cam for Square Hole Drills
Patentee:
Gerald E. Otis (exact or similar names) - Buffalo, NY

USPTO Classifications:
122/479.1, 74/567

Tool Categories:

Assignees:
Angular Drill & Machine Corp. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: Jan. 17, 1917
Granted: May 14, 1918

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
E. W. Marshall - patent attorney

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