| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for H. S. Johnson | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 81,497 | Aug. 25, 1868 | H.H. Hall | Improvement in Box Openers | |
 | 517,073 | Mar. 27, 1894 | J.D. Sloan | Micrometer Calipers | |
 | 552,351 | Dec. 31, 1895 | C. Cristadoro | Dovetail-mortising machine | |
 | 877,352 | Jan. 21, 1908 | H. Lund | Cylinder Wrench | |
 | 877,465 | Jan. 21, 1908 | H. Lund | Cylinder Wrench | |
 | 878,657 | Feb. 11, 1908 | A. Munch | Ratchet Wrench | |
| 1,261,432 | Apr. 02, 1918 | S.E. Parslow | Milling Machine | ||