Toilet tank chemicals dispenser

- Shell Oil Company
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Description

FIG. 1 is a perspective view of a toilet tank chemicals dispenser showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof; and

FIG. 6 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D211724 July 1968 Schneider, Jr.
D213440 March 1969 Wildgen
3407412 October 1968 Spear
3444566 May 1968 Spear
3890657 June 1975 Gray
4064572 December 27, 1977 Wicks et al.
Patent History
Patent number: D249355
Type: Grant
Filed: Feb 22, 1977
Date of Patent: Sep 12, 1978
Assignee: Shell Oil Company (Houston, TX)
Inventor: Elliott E. Blank (San Anselmo, CA)
Primary Examiner: James R. Largen
Attorney: Ronald L. Clendenen
Application Number: 5/770,979
Classifications
Current U.S. Class: D23/3
International Classification: D2301;