US Patent: 1,428,847 - Built-up crank shaft


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US Patent: 1,428,847

Built-up crank shaft

Patentees:

Francis A. Jimerson (exact or similar names) - Athens, PA

Frederick W. Parsons (exact or similar names) - Elmira, NY

USPTO Classifications:

Tool Categories:

Assignees:

Ingersoll-Rand Co. - Jersey City, NJ

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Pictures: