| All Patents in class 33/419 |
Patents 1 -
15
of 60
      |
| Number | Date | Patentee | Title | Type |
| 31,987 | Apr. 09, 1861 | R.B. Light | Machinist's Square | squares |
| 50,484 | Oct. 17, 1865 | G. Miller | Improvement in Carpenters' Gages | marking gauges |
| 61,539 | Jan. 29, 1867 | O.T. Hayes | Improvement in Carpenters' Squares | squares |
| 70,547 | Nov. 05, 1867 | J. Graham | Bevel & Try Square | bevels |
| 146,763 | Jan. 27, 1874 | J.W. Hardie | Improvements in Bevels and Tri- Squares | bevels |
| 165,734 | Jul. 20, 1875 | C.B. Hunt | Taper Gage | measurement gauges |
| 185,830 | Jan. 02, 1877 | J.C. Marshall | Square | squares |
| 204,428 | Jun. 04, 1878 | E.H. Eaton | Improvement in Try Square, Bevel, and Miter | try squares |
| 205,843 | Jul. 09, 1878 | A.F. Dickey | Improvement in Combined Square, Bevel, &c. | squares |
| 207,494 | Aug. 27, 1878 | G.W. Dunlap, E.R. Dunlap | Carpenter's Gage Tool | bevels |
| 222,354 | Dec. 09, 1879 | J.D. Hobbs | Combined Square and Bevel | bevel squares |
| 223,727 | Jan. 20, 1880 | S.D. Halley | Combined Square, Protractor, &c. | miter squares |
| 228,903 | Jun. 15, 1880 | E.A. Johnson | Bevel | bevels |
| 236,469 | Jan. 11, 1881 | C.D. Waters | Square & Bevel Suface Gage | surface gauges |
| 264,341 | Sep. 12, 1882 | F.B. Richards | Combination Tool | bevel squares |
