| All Patents in class 33/458 |
Patents 1 -
15
of 50
      |
| Number | Date | Patentee | Title | Type |
| 49,037 | Jul. 25, 1865 | B.G. Martin | Improvement in Carpenters' Rules | rule accessories |
| 49,337 | Aug. 08, 1865 | N.H. Bundy | Combination Tool | calipers |
| 77,121 | Apr. 21, 1868 | O.B. Steele | Improvement in combined rule and pocket knife | |
| 160,904 | Mar. 16, 1875 | G.S. Hastings | Improvement in Measuring Rules | folding rules |
| 170,934 | Dec. 14, 1875 | P. Broadbooks | Improvement in Combined Implements | combination tools |
| 215,282 | May 13, 1879 | A. Nawadny | Combined Dividers, Knife, and Screw-Driver | combination tools |
| 246,419 | Aug. 30, 1881 | O.G. Rombotis | Combination Tool | combination tools |
| 263,578 | Aug. 29, 1882 | F.J. Power | Carpenter's Rule | rules |
| 330,837 | Nov. 17, 1885 | H. Judd | Pocket-Rule | folding rules |
| 335,565 | Feb. 09, 1886 | E. Cliff | Combined Rule, Calipers and Square | calipers |
| 342,303 | May 18, 1886 | J. Morrison | Combined Plumb, Level and Rule | plumbs |
| 355,481 | Jan. 04, 1887 | W.W. Sparhawk | Combination Tool | combination tools |
| 357,771 | Feb. 15, 1887 | W. De Voe, C.D. Janssen | Attachment for squares | |
| 416,719 | Dec. 10, 1889 | W.G. Curtis | Combined Drawing and Measuring Instrument | folding rules |
| 439,511 | Oct. 28, 1890 | W. Hohnstein | Metal Folding Rule | folding rule joints |
