US Patent: 637 - Mode of making cast-iron wheels for cars to be used on railroads and applicable to other purposes


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US Patent: 637

Mode of making cast-iron wheels for cars to be used on railroads and applicable to other purposes

Patentees:

Jonathan Bonney (exact or similar names) - Wilmington, DE

Charles Bush (exact or similar names) - Wilmington, DE

George G. Lobdell (exact or similar names) - Wilmington, DE

USPTO Classifications:

Tool Categories:

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Patent Dates:
Granted:	Mar. 17, 1838

Patent Pictures: