Combined transmitter and receiver for indicating mail arrival

Description

FIG. 1 is a perspective view of the combined transmitter and receiver for indicating mail arrival embodying the design of the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
3222665 December 1965 Tracy
3611333 October 1971 Conigliaro
4596357 June 24, 1986 File
4815656 March 28, 1989 Smith
4848650 July 18, 1989 Roberts, II
4905891 March 6, 1990 Wildash
4999612 March 12, 1991 Cherveny
5023595 June 11, 1991 Bennett
Patent History
Patent number: D338632
Type: Grant
Filed: Jan 16, 1992
Date of Patent: Aug 24, 1993
Inventor: Craig O. Colberg (Bay City, MI)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorney: Terry M. Gernstein
Application Number: 7/821,608
Classifications
Current U.S. Class: D10/104; Simulative (D99/30)