Porthole cover for swimming-pool wall

Description

FIG. 1 is a front elevational view of a porthole cover for a swimming-pool wall showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is the opposite side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
814317 March 1906 Parker
1392771 October 1921 Laupretre
4976212 December 11, 1990 Camarota
Patent History
Patent number: D321258
Type: Grant
Filed: Apr 17, 1989
Date of Patent: Oct 29, 1991
Assignee: Les Industries Lumi-O (Canada) Inc. (Ste-Anne-des-Plaines)
Inventor: Normand St-Hilaire (Ste-Anne-des-Plaines)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris Clark
Attorney: Jean H. Dubuc
Application Number: 7/340,689
Classifications
Current U.S. Class: D25/52