| All Patents in class 33/452 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 70,547 | Nov. 05, 1867 | J. Graham | Bevel & Try Square | bevels |
| 196,188 | Oct. 16, 1877 | W.E. Brock | Improvement in Combined Bevel, Square, Compass, Calipers, &c. | combination tools |
| 659,513 | Oct. 09, 1900 | A.P. Dubus | Square | miter squares |
| 761,378 | May 31, 1904 | G.P. Hazelton | Device for Measuring Tapers | measurement gauges |
| 1,341,865 | Jun. 01, 1920 | K.E. Solberg | Calipering Rule | rule attachments |
| 1,427,039 | Aug. 22, 1922 | R. Trane | Attachment for Rules | rule attachments |
| 1,965,131 | Jul. 03, 1934 | R.J. Simpson | Alignment Gauge | alignment gages |
