Combined security access gate and controlling card reader therefor

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Description

FIG. 1 is a front perspective view of a combined security access gate and controlling card reader therefor illustrating the new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof; and

FIG. 4 is a side elevational view thereof.

The rear of the article is flat and unadorned.

Referenced Cited
U.S. Patent Documents
3221304 November 1965 Enikeieff et al.
3368305 February 1968 Piekarski
Foreign Patent Documents
1,926,990 December 1969 DEX
Patent History
Patent number: D248555
Type: Grant
Filed: Jun 23, 1976
Date of Patent: Jul 18, 1978
Assignee: TRW Data Systems (Hawthorne, CA)
Inventor: Luigi Di Benedetto (El Segundo, CA)
Primary Examiner: Susan J. Lucas
Attorney: W. Robert Spensley
Application Number: 5/699,151
Classifications
Current U.S. Class: D14/49; D25/50
International Classification: D1402; D2599;