U.S. patent number D306,574 [Application Number 07/055,757] was granted by the patent office on 1990-03-13 for battery pack. This patent grant is currently assigned to Skil Corporation. Invention is credited to William H. Schultz.
United States Patent | D306,574 |
Schultz | March 13, 1990 |
Inventors: | Schultz; William H. (Northbrook, IL) |
---|---|
Assignee: | Skil Corporation (Chicago,
IL) |
Appl. No.: | 07/055,757 |
Filed: | May 29, 1987 |
Current U.S. Class: | D13/103; D13/107 |
Field of Search: | ;D13/4,8,9-11 ;D14/137 ;D8/61,68 ;429/27,54,97-100,123,133,149,151,153,159,160,163,176 ;307/150 ;320/2 |
D237973 | December 1975 | Stern |
D240433 | July 1976 | Krapowicz |
D265985 | August 1982 | House, II |
D300503 | April 1989 | Schultz |
3186878 | June 1965 | Filander |
Black & Decker Cordless Drill ad, 7-16-76.. |
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