| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 200/522 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 1,702,245 | Feb. 19, 1929 | S.D. Black, A.G. Decker | Electrical connection for portable electric tools | |
 | 1,762,202 | Jun. 10, 1930 | B.W. Sweet | Self-opening-switch lock | |
 | 2,711,461 | Jun. 21, 1955 | R. Happe | Portable electric tool handle assemblies | |
| 3,072,768 | Jan. 08, 1963 | R. Happe, J.P. Yelpo | Built-in switch for insulated portable electric tools | ||
 | 3,413,498 | Nov. 26, 1968 | L.H. Bowen, III, C.R. Stelljes | Electrically powered hand tool | |