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US Patent: 1,131,538
Tool Holder
Patentee:
George H. Mason (exact or similar names) - Lubec, Washington County, ME

USPTO Classifications:
407/108, 407/83, 407/91

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jun. 20, 1914
Granted: Mar. 09, 1915

Patent Pictures:
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