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US Patent: 2,458,753
Boring Head
Patentee:
Frank C. Wallace (exact or similar names) - North Hollywood, Los Angeles County, CA

USPTO Classifications:
408/180

Tool Categories:
metalworking machines : drilling and boring : boring heads

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jun. 26, 1944
Granted: Jan. 11, 1949

Patent Pictures:
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