Pipe test cap

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Description

FIG. 1 is a prospective view showing the top and a side wall of a pipe test cap;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a prospective view thereof showing the interior of the bottom and the side not illustrated in FIG. 1;

FIG. 5 is an enlarged partial perspective view corresponding to part of FIG. 1; and

FIG. 6 is an enlarged partial perspective view corresponding to part of FIG. 4.

Referenced Cited
U.S. Patent Documents
D216694 May 1970 Lause
Foreign Patent Documents
352540 July 1931 GBX
376004 July 1932 GBX
Patent History
Patent number: D257057
Type: Grant
Filed: Aug 15, 1977
Date of Patent: Sep 23, 1980
Inventor: Duane D. Logsdon (Fullerton, CA)
Primary Examiner: Sam Rosen
Attorney: Edward D. O'Brian
Application Number: 5/824,991
Classifications
Current U.S. Class: D23/41
International Classification: D2301;