| Patents for Lufkin Rule Company |
Patents 16 -
30
of 79
      |
| Number | Date | Patentee | Title | Type |
| D71,414 | Nov. 02, 1926 | J.A. Schleicher | Design for a base for a micrometer height gauge | measurement gauges |
| 1,609,852 | Dec. 07, 1926 | E.J. Witchger | Case for tape measures | tape measures |
| 1,615,488 | Jan. 25, 1927 | J.A. Schleicher | Wrench and handle for inside micrometers | measurement gauges |
| D72,049 | Feb. 15, 1927 | E.J. Witchger | Design for a case for a tape measure | tape measures |
| 1,638,226 | Aug. 09, 1927 | E.J. Witchger | Tape reel | tape measure mechanisms |
| 1,638,227 | Aug. 09, 1927 | E.J. Witchger | Case for a tape measure | tape measures |
| 1,713,807 | May 21, 1929 | E.J. Witchger | Case for tape measure | tape measures |
| 1,715,156 | May 28, 1929 | E.J. Witchger | Case for tape measures | tape measures |
| 1,763,941 | Jun. 17, 1930 | E.J. Witchger | Micrometer caliper | measurement gauges |
| 1,797,279 | Mar. 24, 1931 | E.J. Witchger | Radius gauges | special purpose gauges |
| 1,825,987 | Oct. 06, 1931 | E.J. Witchger | Radius gauge | special purpose gauges |
| 1,828,401 | Oct. 20, 1931 | H.A. Farrand | Resilient rule | tape measures |
| 1,860,635 | May 31, 1932 | R.G. Thompson | Tape measure hook | tape measures |
| 1,860,640 | May 31, 1932 | E.J. Witchger | Telescoping gauge | measurement gauges |
| 1,888,069 | Nov. 15, 1932 | F. Buck | Feeler Gauge | gauges |
