| All Patents in class 403/95 |
Patents 1 -
10
of 13
      |
| Picture | Number | Date | Patentee | Title |
 | 139,174 | May 20, 1873 | F.H. Merrill | Improved Pipe Tongs |
 | 342,849 | Jun. 01, 1886 | A.E. Seltzer | Folding Square |
 | 466,099 | Dec. 29, 1891 | H.F. Hegeman | Folding Square |
 | 488,544 | Dec. 27, 1892 | E. De Camp | Folding Square |
 | 810,188 | Jan. 16, 1906 | E.L. Cook | Folding Square |
 | 814,690 | Mar. 13, 1906 | C.V. Green | Combined Rule and Square |
 | 821,328 | May 22, 1906 | H.D. Bartlett | Hand-Operated Tool |
 | 846,495 | Mar. 12, 1907 | W. Morley | Carpenter's Folding Square |
 | 853,157 | May 07, 1907 | R.A. Breul | Try-Square |
 | 968,958 | Aug. 30, 1910 | P. Krichbaum | Folding Square |
