U.S. patent number D266,271 [Application Number 06/007,190] was granted by the patent office on 1982-09-21 for hearing aid. This patent grant is currently assigned to Audivox, Inc.. Invention is credited to Thomas S. Chan, Donald L. Johanson.
United States Patent | D266,271 |
Johanson , et al. | September 21, 1982 |
Inventors: | Johanson; Donald L. (Wayland, MA), Chan; Thomas S. (Somerville, MA) |
---|---|
Assignee: | Audivox, Inc. (Newton,
MA) |
Appl. No.: | 06/007,190 |
Filed: | January 29, 1979 |
Current U.S. Class: | D24/174 |
Current International Class: | D2499 |
Field of Search: | ;D24/35,67 ;179/115R,17R,181R,182R ;181/22,129 ;128/151 ;D14/12 |
D141071 | May 1945 | Hechler |
D206665 | January 1967 | Sanzone |
D221442 | August 1971 | Feingold |
2325590 | August 1943 | Carlisle et al. |
3126977 | March 1964 | McGee |
3586794 | June 1971 | Michaelis |
3702123 | November 1972 | Macken et al. |
4010820 | March 1977 | Johnson |
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