Number | Name | Date | Kind |
---|---|---|---|
D215998 | Humphrey et al. | Nov 1969 | |
D217218 | Staub | Apr 1970 | |
1603985 | Rosenberg | Oct 1926 | |
2491325 | McVey | Dec 1949 | |
3329880 | Boyles | Jul 1967 | |
3873868 | Pew | Mar 1975 | |
3890859 | Grabovac et al. | Jun 1975 | |
4030383 | Wagner | Jun 1977 | |
4078589 | Miller | Mar 1978 | |
4170909 | Wagner | Oct 1979 | |
4225814 | Gantz et al. | Sep 1980 | |
4374354 | Petrouic et al. | Feb 1983 | |
4397055 | Cuchiara | Aug 1983 | |
4653359 | Lias | Mar 1987 |
Entry |
---|
Disston brochure, 1976, "Cordless Electric Power Screwdriver". |
Amercep Inc. brochure, 1983, "Turbo Driver Rechargeable Screwdriver". |
Daikyo brochure, undated, "Cordless Driver", No. SA-701. |
Milwaukee Elec. Corp. brochure, "Cordless Heavy-Duty Reversing Screwdriver, No. 6539-1, undated. |