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CA Patent: CA-3,007
Machine for threading bolts
Patentees:
Merritt Hine (exact or similar names) - New Haven, CT
Horace P. Dibble (exact or similar names) - New Haven, CT

USPTO Classifications:

Tool Categories:
specialty machines : nut or bolt making machines

Assignees:
None

Manufacturer:
Dibble & Hine - New Haven, CT

Witnesses:
Unknown

Patent Dates:
Granted: Jan. 13, 1874

Patent Pictures:
CIPO Data
Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for Dibble & Hine

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