Telephone dual earpiece

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front elevational view of a telephone dual earpiece showing my new design, the rear elevational view being identical in appearance;

FIG. 2 is a bottom plan view thereof; and,

FIG. 3 is a bottom end and front perspective view thereof.

Referenced Cited
U.S. Patent Documents
D287127 December 9, 1986 Yuen
D299457 January 17, 1989 Behnk
D305027 December 12, 1989 Catey et al.
D312256 November 20, 1990 Blomberg
D326090 May 12, 1992 Kikuchi et al.
2620891 December 1952 Heap
3301955 January 1967 Clements, Jr.
4175217 November 20, 1979 Williams
4905276 February 27, 1990 Catey et al.
5034979 July 23, 1991 Erickson
Patent History
Patent number: D347228
Type: Grant
Filed: Jul 6, 1992
Date of Patent: May 24, 1994
Inventor: Daryl R. Cox (Las Vegas, NV)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Freda S. Nunn
Attorney: Frank C. Price
Application Number: 7/909,462
Classifications
Current U.S. Class: Telephone Amplifier (D14/243)