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US Patent: 1,861,246
Adjustable Tool Holder
Patentee:
John H. Smith (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
279/100, 279/105.1, 279/79

Tool Categories:
metalworking machines : drilling and boring : drilling and boring tool holders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 30, 1929
Granted: May 31, 1932

Patent Pictures:
USPTO (New site tip)
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