| All Patents in class 33/DIG.16 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 124,887 | Mar. 26, 1872 | J. Dalgliesh | Improvement in Attachment to Carpenters' Squares | carpenter squares |
| 158,843 | Jan. 19, 1875 | J. Baumgartner, A. Iske | Carpenters' Sliding Gages and Squares | carpenter squares |
| 189,737 | Apr. 17, 1877 | C.B. Hopkins | Improvement in Shades for Try-Squares | try squares |
| 285,304 | Sep. 18, 1883 | R.P. Pearson | Combination Tool | combination tools |
| 517,696 | Apr. 03, 1894 | W.B. Hunter | Beam Compass | trammels |
| 535,223 | Mar. 05, 1895 | W.S. Rowell | Measuring and Drawing Instrument | center squares |
| 590,226 | Sep. 21, 1897 | R.T. Huntington | Bevel Protractor | protractors |
| 642,750 | Feb. 06, 1900 | L.B. Nielsen | Combination Measuring Tool | surface gauges |
