Electronic security module for use in computer controlled security systems

Description

FIG. 1 is a perspecitve view of an electronic security module for use in computer controlled security systems showing my new design;

FIG. 2 is a rear elevational view thereof the cord shown broken away to indicate indeterminate length;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a side elevational view thereof, the opposite side being identical in appearance.

Referenced Cited
U.S. Patent Documents
D239293 March 1976 Carroll, III
D277670 February 19, 1985 Brown
D292926 November 24, 1987 Gillespie et al.
D310833 September 25, 1990 Low et al.
D317445 June 11, 1991 Sacherman
4849927 July 18, 1989 Vos
4901068 February 13, 1990 Benton et al.
5053606 October 1, 1991 Kimizu
Other references
  • Atalla A-5000 .COPYRGT.1989. High Performance Security Module Brochure. Tandem Company.
Patent History
Patent number: D341130
Type: Grant
Filed: Apr 24, 1990
Date of Patent: Nov 9, 1993
Assignee: Tandem Computers Incorporated (Cupertino, CA)
Inventor: Benjamin Sherman (Milpitas, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Freda S. Nunn
Law Firm: Graham & James
Application Number: 7/514,338
Classifications
Current U.S. Class: D14/107