Pool chemical dispenser cartridge

- Olin Corporation

FIG. 1 is a right side elevational view of a pool chemical dispenser cartridge showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a bottom, rear perspective view thereof.

Referenced Cited
U.S. Patent Documents
D251571 April 10, 1979 Liebert
3598536 August 1971 Christensen
3846078 November 1974 Brett
4217331 August 12, 1980 Schaub
4250911 February 17, 1981 Kratz
4252773 February 24, 1981 Speigel et al.
4419233 December 6, 1983 Baker
Patent History
Patent number: D297857
Type: Grant
Filed: Jul 2, 1986
Date of Patent: Sep 27, 1988
Assignee: Olin Corporation (Cheshire, CT)
Inventors: Roy P. Alexander (Killingworth, CT), Richard Seager (West Mystic, CT)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: Ralph D'Alessandro
Application Number: 6/881,549
Current U.S. Class: Treatment (D23/207)