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US Patent: 1,422,491
Tool Holder
Patentee:
Gustav H. Stahl (exact or similar names) - Menominee, Menominee County, WI

USPTO Classifications:
407/10, 407/77

Tool Categories:
metalworking machines : metal lathes : lathe tool holders and tool posts

Assignees:
Progress Mfg. Co. - Erie, Erie County, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Oct. 24, 1918
Granted: Jul. 11, 1922

Patent Pictures:
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Description:
Application renewed 12 Nov., 1921.

Progress Mfg. Co. was a partnership between Gustav H. Stahl and Richard Goerner.

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