| Patents for William H. Brock |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | 89,625 | May 04, 1869 | W.H. Brock | Improvement in adjustable centre-square |
 | 247,987 | Oct. 04, 1881 | W.H. Brock | Chain Wrench |
 | 250,641 | Dec. 13, 1881 | W.H. Brock | Chain Wrench |
 | 254,862 | Mar. 14, 1882 | W.H. Brock | Chain Wrench |
 | 298,442 | May 13, 1884 | W.H. Brock | Chain Wrench |
 | 366,451 | Jul. 12, 1887 | W.H. Brock | Chain Wrench |
 | 375,119 | Dec. 20, 1887 | W.H. Brock | Chain Wrench |
 | 389,685 | Sep. 18, 1888 | W.H. Brock | Wrench |
 | 411,575 | Sep. 24, 1889 | W.H. Brock | Chain |
 | 483,419 | Sep. 27, 1892 | W.H. Brock | Chain Wrench |
