| All Patents in class 33/490 |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 95,964 | Oct. 19, 1869 | J.S. Zerbee | Improvement in Combination Tools | countersinks |
| 109,868 | Dec. 06, 1870 | G.G. Burgess | Improvement in Combined Rules, Bevels, Squares, and Dividers | |
| 222,744 | Dec. 16, 1879 | L. Sharpe | Improvement in Measuring Scales and Rules | rules |
| 230,619 | Aug. 03, 1880 | S. Darling | Graduated Measuring Rule | rules |
| 650,879 | Jun. 05, 1900 | J.A. Traut | Measuring Device | rules |
| 654,222 | Jul. 24, 1900 | H. Bube | Cap for measuring scales | folding rules |
| 827,443 | Jul. 31, 1906 | A.F. Henrikson | Micrometer Attachment for Linear Scales | micrometers |
| 914,635 | Mar. 09, 1909 | J.B. McDonald, J.N. Bryant | Lumber Rule | lumber rules |
| 962,035 | Jun. 21, 1910 | E.S. Mackoy | Ullage Rod | |
| 1,186,853 | Jun. 13, 1916 | E.F. Smith | Rule hook | tape measure mechanisms |
| 1,226,855 | May 22, 1917 | P.A. Boynton | Measuring Device | measuring apparatus |
| 1,529,210 | Mar. 10, 1925 | J.W. Parker | Hook Rule | rule accessories |
| 1,562,933 | Nov. 24, 1925 | C. Bodmer, H.S. Walter | Measuring rule | tape measure mechanisms |
| 1,597,058 | Aug. 24, 1926 | J.W. Crawford | Hook Rule | rule attachments |
| 1,700,245 | Jan. 29, 1929 | E.J. Witchger | Hook Rule | rules |
