Shut-off valve

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Description

FIG. 1 is a top plan view of the shut-off valve showing my design;

FIG. 2 is a side elvational view thereof; and

FIG. 3 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D175890 October 1955 Kraebel et al.
D196774 October 1963 Sanborn
D229414 November 1973 Luckenbill et al.
D237968 December 1975 Olson, Jr.
3258026 June 1966 Weaver
3632083 January 1972 Meeks
3768777 October 1973 Hechler
Foreign Patent Documents
1284652 August 1972 GBX
Patent History
Patent number: D254146
Type: Grant
Filed: Jul 29, 1977
Date of Patent: Feb 5, 1980
Inventor: Jerome Koenig (Tel Aviv)
Primary Examiner: James R. Largen
Attorney: Benjamin J. Barish
Application Number: 5/820,329
Classifications
Current U.S. Class: D23/19
International Classification: D2301;