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US Patent: 2,323,380
Screw Machine
Patentee:
Durward M. Davis (exact or similar names) - Vestal, NY

USPTO Classifications:
29/57, 408/68, 74/425

Tool Categories:
metalworking machines : screw machines

Assignees:
International Business Machines Corp. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: Dec. 23, 1941
Granted: Jul. 06, 1943

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

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