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US Patent: 78,896
Cutting Teeth on Metal Wheels
Patentee:
Edward Roberts (exact or similar names) - Philadelphia, PA

USPTO Classifications:
409/55

Tool Categories:
metalworking machines : gear making machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Jun. 16, 1868

Patent Pictures:
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