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US Patent: 1,834,521
Shaft Coupling
Patentee:
Albert F. Froussard (exact or similar names) - St. Louis, MO

USPTO Classifications:
464/85

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine shaft couplings

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 12, 1928
Granted: Dec. 01, 1931

Patent Pictures:
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