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US Patent: 1,447,139
Tool Holder
Patentee:
Charles W. Lee (exact or similar names) - Philadelphia, PA

USPTO Classifications:
407/111, 407/92

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: Jul. 16, 1921
Granted: Feb. 27, 1923

Patent Pictures:
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