| Patents for Lufkin Rule Co. |
Patents 1 -
10
of 10
      |
| Picture | Number | Date | Patentee | Title |
 | 149,321 | Apr. 07, 1874 | E.T. Lufkin | Improvement in Board Measures |
 | 999,730 | Aug. 08, 1911 | W.R. Allen | Scale |
 | 1,026,367 | May 14, 1912 | H.P. Richards | Zigzag Rule Joint |
 | 1,106,969 | Aug. 11, 1914 | G.F. Putnam | Tape Reel |
 | 1,286,525 | Dec. 03, 1918 | F. Buck | Joint for Folding Rulers |
 | 1,424,383 | Aug. 01, 1922 | J.A. Schleicher | Adjustable Micrometer |
 | 1,432,834 | Oct. 24, 1922 | F. Buck | Folding Rule |
 | 1,700,245 | Jan. 29, 1929 | E.J. Witchger | Hook Rule |
 | 1,829,975 | Nov. 03, 1931 | E.J. Witchger | Joint for Folding Rules |
 | 2,665,490 | Jan. 12, 1954 | C. Zelnick | Micrometer Gauge |
