U.S. patent number D320,076 [Application Number 07/369,925] was granted by the patent office on 1991-09-17 for dental instrument handle. This patent grant is currently assigned to Hu-Friedy Manufacturing Co., Inc.. Invention is credited to Wendell Guthrie.
United States Patent | D320,076 |
Guthrie | September 17, 1991 |
Inventors: | Guthrie; Wendell (Missoula, MT) |
---|---|
Assignee: | Hu-Friedy Manufacturing Co.,
Inc. (Chicago, IL) |
Appl. No.: | 07/369,925 |
Filed: | June 22, 1989 |
Current U.S. Class: | D24/154; D24/149; D19/928; D19/186 |
Field of Search: | ;D24/10-16 ;433/141-144,145-153 ;D19/48,49 |
D174250 | March 1955 | Daniels |
D184699 | March 1959 | Young |
D220183 | March 1971 | Boone |
D220184 | March 1971 | Boone |
D255834 | July 1980 | Linden |
D309185 | July 1990 | Lockawich |
3325900 | June 1967 | Sohlberg |
4206547 | June 1980 | Tanaka |
Complete Pfingrt Catalog, Item Mirror Handle, p. 46, 1984.. |
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