| All Patents in class 33/458 |
Patents 16 -
30
of 50
      |
| Number | Date | Patentee | Title | Type |
| 449,034 | Mar. 24, 1891 | E.T. Burrowes | Scale Measure | measuring rods |
| 465,664 | Dec. 22, 1891 | M. Hogarty | Rule | folding rules |
| 479,112 | Jul. 19, 1892 | W.A. Bernard | Dividers | dividers |
| 482,886 | Sep. 20, 1892 | Z.C. Leiser, L.M. Weaver | Combined Ruler, Gage, and Circle-Scriber | folding rules |
| 487,635 | Dec. 06, 1892 | G.H. McGown | Combination Tool | combination tools |
| 532,658 | Jan. 15, 1895 | G.C. Gillespie | Folding Ruler | folding rule joints |
| 586,849 | Jul. 20, 1897 | B. Ibelli | Combination Tool | combination tools |
| 594,279 | Nov. 23, 1897 | J.M. Posey | Combination Drawing-Knife | draw knives |
| 630,100 | Aug. 01, 1899 | J.F. O'Neil | Combination Rule | combination tools |
| 716,150 | Dec. 16, 1902 | F.L. Traut, J.A. Traut | Measuring Rule | folding rules |
| 734,014 | Jul. 21, 1903 | J.A. Traut | Beam Compass | trammels |
| 740,742 | Oct. 06, 1903 | J.F. Bush | Rule | wooden levels |
| 759,313 | May 10, 1904 | J.A. Roe | Angle Tape Measure | tape measures |
| 778,019 | Dec. 20, 1904 | H. Parker, C.S. Evans | Folding Rule | folding rules |
| 824,299 | Jun. 26, 1906 | . | Combination-Rule | rules |
