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US Patent: 7,450
Attaching Hubs to Axles
Connecting and Disconnecting Hubs and Axles
Patentees:
A. M. Billings (exact or similar names) - Claremont, NH
Thomas A. Ambrose (exact or similar names) - Claremont, NH

USPTO Classifications:
301/120

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Edwin Ainsworth
John Blake
Patent Dates:
Granted: Jun. 25, 1850

Patent Pictures:
USPTO (New site tip)
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