Base for a cylindrical tank

Description

FIG. 1 is a perspective view of a base for a cylindrical tank showing my new design, on a reduced scale;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof; and,

FIG. 5 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D164572 September 1951 Happe
D265602 July 27, 1982 Winqvist
2117102 May 1938 Pittler
2283019 May 1942 Serr
2576832 November 1951 Gibson
2589967 March 1952 Sawyer
2631939 March 1953 Peters
3099244 July 1963 Khapp
3220685 November 1965 Himler
3348800 October 1967 Wiechers
3503577 March 1970 Martin
4321857 March 30, 1982 Best
4718448 January 12, 1988 Love et al.
4932621 June 12, 1990 Kowk
Patent History
Patent number: D331792
Type: Grant
Filed: Feb 27, 1989
Date of Patent: Dec 15, 1992
Inventor: Ernest J. Wilcox (Montezuma, IA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Law Firm: Zarley, McKee, Thomte, Voorhees & Sease
Application Number: 7/315,774
Classifications