U.S. patent number D351,892 [Application Number D/001,252] was granted by the patent office on 1994-10-25 for water purification cartridge for a dental instrument. This patent grant is currently assigned to Time Motion Systems Company. Invention is credited to Leo H. Wolf, Mark F. Wolf.
United States Patent | D351,892 |
Wolf , et al. | October 25, 1994 |
Inventors: | Wolf; Leo H. (River Falls, WI), Wolf; Mark F. (River Falls, WI) |
---|---|
Assignee: | Time Motion Systems Company
(River Falls, WI) |
Appl. No.: | D/001,252 |
Filed: | November 9, 1992 |
Current U.S. Class: | D23/207; D24/176 |
Field of Search: | ;210/97,198.1,205-206,231,244-246,257.1-257.2,258,260-261,275,282,287-290,295 ;433/141-147,80-83,124-125,114 ;D23/207-210 ;D24/111-114,176-177,133,146,152-154 |
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