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US Patent: 597,154
Worm and worm-gear
Patentee:
John M. Rauhoff (exact or similar names) - Chicago, IL

USPTO Classifications:
74/458

Tool Categories:

Assignees:
John M. Rauhoff - Chicago, IL
Theodore K. Hendrie - Chicago, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Nov. 18, 1896
Granted: Jan. 11, 1898

Patent Pictures:
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