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US Patent: 144,569
Devices for Rounding the Ends of Bolts
Patentee:
James I. Schermerhorn (exact or similar names) - Schenectady, Schenectady County, NY

USPTO Classifications:
407/62, 470/86

Tool Categories:
specialty machines : nut or bolt making machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Aug. 30, 1873
Granted: Nov. 11, 1873

Patent Pictures:
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