Porthole cover for swimming-pool wall

The ornamental design for a porthole cover for swimming-pool wall, as shown and described.

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.

Patent	Priority	Assignee	Title
8640275,	Nov 02 2007	POLYGROUP MACAU LIMITED BVI	Cleaning systems and methods for cleaning containers having non-vertical sidewalls
D770355,	Oct 25 2010	MONTE CARLO YACHTS S P A CON SOCIO UNICO	Porthole for a boat
D790867,	May 08 2015		Picture frame
D793579,	Jan 30 2015	VKR HOLDING A S	Diffuser for tubular skylight

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Apr 07 1989	ST HILAIRE, NORMAND	LES INDUSTRIES LUMI-O CANADA INC	ASSIGNMENT OF ASSIGNORS INTEREST	005081	0635	pdf
Apr 17 1989		Les Industries Lumi-O (Canada) Inc.	(assignment on the face of the patent)

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