Headset
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Description
FIG. 1 is a front and left side perspective view of a headset like showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view thereof, the right side being a mirror image without the microphone;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
| D231613 | May 1974 | Sarber |
| 3645354 | February 1972 | Kliewer |
| 4420657 | December 13, 1983 | Larkin |
| 4634816 | January 6, 1987 | O'Malley et al. |
| 4754484 | June 28, 1988 | Larkin et al. |
| 4875233 | October 17, 1989 | Derhaag et al. |
- HFD; 08/08/88; p 92; Panasonic Model WM-TH10 telephone headset.
Patent History
Patent number: D318053
Type: Grant
Filed: Aug 2, 1989
Date of Patent: Jul 9, 1991
Assignee: ACS Communications, Inc. (Scotts Valley, CA)
Inventors: Christine E. Ludeke (Milan), Larry M. Mitchell (Cupertino, CA)
Primary Examiner: Theodore M. Shooman
Law Firm: Limbach, Limbach & Sutton
Application Number: 7/388,709
Type: Grant
Filed: Aug 2, 1989
Date of Patent: Jul 9, 1991
Assignee: ACS Communications, Inc. (Scotts Valley, CA)
Inventors: Christine E. Ludeke (Milan), Larry M. Mitchell (Cupertino, CA)
Primary Examiner: Theodore M. Shooman
Law Firm: Limbach, Limbach & Sutton
Application Number: 7/388,709
Classifications
