| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for ZIM Mfg. Co. | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,422,201 | Jul. 11, 1922 | M.H. Harter | Cotter Pin Puller | pliers | |
| 1,440,228 | Dec. 26, 1922 | P.O. Mamock | Piston-ring expander and remover | piston and ring maintenance | |