Inflow water treatment adapter for chemical toilets

Description

FIG. 1 is a left front perspective of an inflow water treatment adapter for chemical toilets, showing our new design;

FIG. 2 is a side elevational view, the opposite side elevational view being substantially a mirror image, thereof;

FIG. 3 is a top plan view, thereof;

FIG. 4 is a bottom plan view, thereof;

FIG. 5 is an elevational view of one end, thereof; and,

FIG. 6 is an elevational view of the other end.

Referenced Cited
U.S. Patent Documents
D201797 August 1965 Johnson
D275594 September 18, 1984 Hewson
D295887 May 24, 1988 Hopkins
D297159 August 9, 1988 Kool
663765 December 1900 Kuchmann
2670851 March 1954 Curtis
2685969 August 1954 Curtis
2798613 July 1957 Tinker
Foreign Patent Documents
949019 February 1949 FRX
2061292 March 1972 FRX
Patent History
Patent number: D302457
Type: Grant
Filed: Oct 19, 1987
Date of Patent: Jul 25, 1989
Inventors: Dwayne G Carreau (South Lake Tahoe, CA), Pierre R. Carreau (South Lake Tahoe, CA)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Law Firm: Lothrop & West
Application Number: 7/110,769
Classifications
Current U.S. Class: Treatment (D23/207)