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US Patent: 609,478
Bit-brace
Patentee:
Francis M. Sturgis (exact or similar names) - Shelbyville, IL

USPTO Classifications:
279/35, 81/113, 81/115

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Aug. 23, 1898

Patent Pictures:
USPTO (New site tip)
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