| Patents for Lufkin Rule Company |
Patents 1 -
15
of 79
      |
| Number | Date | Patentee | Title | Type |
| 419,467 | Jan. 14, 1890 | A. McKenzie | Magic pattern rule | trammels |
| 498,104 | May 23, 1893 | F. Buck | Tape measure | tape measures |
| 692,665 | Feb. 04, 1902 | J.E. Chapson, V.G. Hills | Reel for tape measures | tape measures |
| 736,359 | Aug. 18, 1903 | F. Buck | Measuring tape | tape measures |
| 873,712 | Dec. 17, 1907 | F. Buck | Tape measure | tape measures |
| 1,120,443 | Dec. 08, 1914 | F. Buck | Level Rule | levels |
| 1,186,853 | Jun. 13, 1916 | E.F. Smith | Rule hook | tape measure mechanisms |
| RE14,409 | Dec. 11, 1917 | E.L. Saxton | Instantaneous Tape Measure | tape measures |
| 1,286,525 | Dec. 03, 1918 | F. Buck | Joint for Folding Rulers | folding rule joints |
| 1,422,308 | Jul. 11, 1922 | J.A. Schleicher | Combined friction and spanner wrench | wrench combination tools |
| 1,455,042 | May 15, 1923 | F. Buck | Joint for folding rules | folding rule joints |
| 1,460,784 | Jul. 03, 1923 | F. Buck | Folding Rule | folding rules |
| 1,524,474 | Jan. 27, 1925 | F. Buck | Feeler Gauge | gauges |
| 1,568,295 | Jan. 05, 1926 | J.A. Schleicher | Locking device for depth gauge micrometers | depth gauges |
| 1,568,296 | Jan. 05, 1926 | J.A. Schleicher | Spindle clamping device | |
