Wireless microphone

- H.M. Electronics, Inc.
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Description

FIG. 1 is a front elevational view of a wireless microphone showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D247707 April 11, 1978 Armstrong
D302819 August 15, 1989 Kubota
Other references
  • Targ & Dinner 1970 Catalog; p. 101; top right-Shure Model 565S. DAK Industries Inc. Spring 86 Catalog; p. 59; bottom left-wireless microphone. Fordham 1987 Catalog; p. 100; bottom left-BP twin matched microphones.
Patent History
Patent number: D310368
Type: Grant
Filed: Mar 27, 1987
Date of Patent: Sep 4, 1990
Assignee: H.M. Electronics, Inc. (San Diego, CA)
Inventors: Robert L. Derhaag (San Marcos, CA), Donald A. Kutz (Del Mar, CA)
Primary Examiner: Theodore M. Shooman
Attorneys: Bernard L. Kleinke, William Patrick Waters, Jerry R. Potts
Application Number: 7/31,682