| Patents for H. G. Dieterich |
Patents 1 -
10
of 13
      |
| Picture | Number | Date | Patentee | Title |
 | 444,450 | Jan. 13, 1891 | H. Marshall | Wrench |
 | 447,952 | Mar. 10, 1891 | T.D. Keith | Wrench |
 | 461,771 | Oct. 20, 1891 | J.O. Cottrell | Wrench |
 | 504,742 | Sep. 12, 1893 | F. Pearn, W.A. Pearn | Machine for Boring Cylinders and Turning the Flanges Thereof |
 | 510,981 | Dec. 19, 1893 | G. Massey | Improved Combination Spanner and Locking Tool For Nuts and Bolts |
 | 554,157 | Feb. 04, 1896 | J.M. Watson | Wrench |
 | 601,147 | Mar. 22, 1898 | S.J. Johnston | Wrench Jack |
 | 618,506 | Jan. 31, 1899 | J.H. Hanson | Wrench |
 | 620,477 | Feb. 28, 1899 | O.M. Miller | Wrench |
 | 637,253 | Nov. 21, 1899 | J.A. Harris | Combination Tool |
