Door control system

- Kason Industries, Inc.
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Description

FIG. 1 is a plan view of a door control system according to the present invention;

FIG. 2 is a left side elevational view of the door control system of FIG. 1;

FIG. 3 is a front elevational view of the door control system of FIG. 1;

FIG. 4 is what will be referred to as a rear and normally hidden view of the door control system of FIG. 1; and

FIG. 5 is a bottom plan view of the door control system according to the present invention.

Referenced Cited
U.S. Patent Documents
D120752 May 1940 Gallinger
D214028 May 1969 Weiner
D261099 October 6, 1981 Russell
2946081 July 1960 Juergens
3975791 August 24, 1976 Hettich et al.
Patent History
Patent number: D268322
Type: Grant
Filed: Nov 24, 1980
Date of Patent: Mar 22, 1983
Assignee: Kason Industries, Inc. (Binghamton, NY)
Inventor: Irving L. Berkowitz (Binghamton, NY)
Primary Examiner: A. Hugo Word
Attorney: Paul J. Sutton
Application Number: 6/209,808
Classifications
Current U.S. Class: D/8330
International Classification: D0809;