| All Patents in class 33/341 |
Patents 1 -
10
of 10
      |
| Picture | Number | Date | Patentee | Title |
 | 49,037 | Jul. 25, 1865 | B.G. Martin | Improvement in Carpenters' Rules |
 | 282,583 | Aug. 07, 1883 | L.S. Starrett | Beveling Instrument |
| | 285,601 | Sep. 25, 1883 | M. Farley | Bevel Square |
 | 697,335 | Apr. 08, 1902 | I.B. Hagan | Measuring Instrument |
 | 798,695 | Sep. 05, 1905 | E. Oehrle | Combination Square and Protractor |
 | 820,311 | May 08, 1906 | E. Oehrle | Square and Level |
 | 941,492 | Nov. 30, 1909 | P.F. Burns | Combination Rule, Square and Protractor |
 | 980,362 | Jan. 03, 1911 | L.S. Starrett | Combined Square and Bevel Protractor |
 | 1,210,370 | Dec. 26, 1916 | J. Dvorak | Combined Level and Square |
 | 1,871,176 | Aug. 09, 1932 | G.F. Hall | Combination bevel, squaring and leveling device |
