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US Patent: 1,240,699
Tool Holder
Patentees:
Erwin S. Frey (exact or similar names) - Brooklyn, Kings County, NY
Albert E. Wrigley (exact or similar names) - Brooklyn, Kings County, NY

USPTO Classifications:
407/10

Tool Categories:
metalworking machines : metalworking machine tool holders : insert tool holders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: May 11, 1916
Granted: Sep. 18, 1917

Patent Pictures:
USPTO (New site tip)
Google Patents
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