| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 192/56.1 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 2,174,314 | Sep. 26, 1939 | J. De Mooy | Rotary Impact Tool | pneumatic tools | |
| 2,184,394 | Dec. 26, 1939 | W. Moretti | Power driven screw gun with clutch | handheld power tools | |
| 2,742,797 | Apr. 24, 1956 | J.A. Perham | Multi-spindle portable power-operated tool | ||
| 3,154,959 | Nov. 03, 1964 | B.N. Palm | Variable speed drive | industrial machine pulleys and belt drive mechanisms | |