U.S. patent number D331,074 [Application Number 07/518,094] was granted by the patent office on 1992-11-17 for dispenser for adhesive-backed sheets. This patent grant is currently assigned to Minnesota Mining and Manufacturing Company. Invention is credited to Perry S. Dotterman, Kenneth J. Kirchhoff.
United States Patent | D331,074 |
Dotterman , et al. | November 17, 1992 |
Inventors: | Dotterman; Perry S. (St. Paul, MN), Kirchhoff; Kenneth J. (St. Paul, MN) |
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Assignee: | Minnesota Mining and Manufacturing
Company (St. Paul, MN) |
Appl. No.: | 07/518,094 |
Filed: | May 2, 1990 |
Current U.S. Class: | D19/86; D19/75; D19/92; D19/95; D6/518 |
Field of Search: | ;D9/339 ;D6/518 ;D19/65,75,78,86,89,92,95,99,100 ;221/33,34,45,46 ;206/39,39.1-39.9 ;225/77 |
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D312368 | November 1990 | Andriash |
2619226 | November 1952 | Adams |
3459329 | August 1969 | Mochizuki et al. |
4648530 | March 1987 | Granger |
4770320 | September 1988 | Miles et al. |
4781306 | November 1988 | Smith |
4993590 | February 1991 | Windorski |
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