Pay type telephone station volume control push-button switch

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

FIG. 1 is a perspective view of a pay type telephone station volume control push-button switch showing my new design;

FIG. 2 is front elevation view;

FIG. 3 is a right side elevation view, the left side being a mirror image thereof;

FIG. 4 is a rear elevation view; and,

FIG. 5 is a bottom plan view, the top plan view being a mirror image thereof.

Referenced Cited
U.S. Patent Documents
D210949 May 1968 Ratner
D265824 August 17, 1982 Foggia et al.
D282067 January 7, 1986 Inaba
D291566 August 25, 1987 Perry et al.
D302149 July 11, 1989 Ozeri
D316540 April 30, 1991 Hirose
D319628 September 3, 1991 Whitley, III
D328301 July 28, 1992 Brito
4771367 September 13, 1988 Serr et al.
Patent History
Patent number: D348471
Type: Grant
Filed: Apr 22, 1992
Date of Patent: Jul 5, 1994
Assignee: Tek Electronics Manufacturing Corporation (Manchester, CT)
Inventor: Mark Matheny (Manchester, CT)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Jeffrey Asch
Law Firm: McCormick, Paulding & Huber
Application Number: 7/873,283