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US Patent: 2,248,441
Boring Head
Patentee:
Claude Shaw (exact or similar names) - Bristol, VA

USPTO Classifications:
74/665R

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Mar. 27, 1939
Granted: Jul. 08, 1941

Patent Pictures:
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