Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 965,722
Chain Repairing Implement
Patentee:
John N. Macdonald (exact or similar names) - Hartford, CT

USPTO Classifications:
7/134

Tool Categories:
pliers : chain

Assignees:
None

Manufacturer:
J.N.M. & Co. - Hartford, CT
J. N. Macdonald & Co. - Weathersfield, CT

Witnesses:
William C. Linton
William Bagger
William Barlow
Arthur T. Smith

Patent Dates:
Applied: Jul. 14, 1909
Granted: Jul. 26, 1910

Reissue Information:
Reissued as RE13,957 (Aug. 03, 1915)

Patent Pictures: [ 1 | 2 ]
John N. MacDonald patent July 26, 1910
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
J. N. Macdonald NECESSITY chain pliers ca. 1912 (FLICKR)
Description:
The jaw features are designed to spread and close links on tire chain cross bars.

A 1912 ad for the NECESSITY Chain Repair Tool shows a version close in appearance to Macdonald's subsequent patent (no. 1,041,826).

Copyright © 2002-2024 - DATAMP