Irrigation sprinkler

The ornamental design for an irrigation sprinkler, as shown.

FIG. 1 is a front elevation of an irrigation spinkler, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is an elevation of the right side thereof; and

FIG. 6 is an elevation of the left side thereof.

Patent	Priority	Assignee	Title
4978070,	Aug 11 1989	GH ACQUISITION CORPORATION, A DELAWARE CORPORATION; MELNOR INC	Pulsating sprinkler
D275595,	Aug 02 1982	GH ACQUISITION CORPORATION, A DELAWARE CORPORATION; MELNOR INC	Pulsator head for a sprinkler
D276174,	Aug 02 1982	GH ACQUISITION CORPORATION, A DELAWARE CORPORATION; MELNOR INC	Pulsator head for a sprinkler
D276454,	Feb 25 1982	Rain Bird Sprinkler Mfg. Corp.	Impact drive sprinkler
D282768,	Jul 19 1983	Rain Bird Sprinkler Mfg. Corp.	Sprinkler drive arm
D284884,	Mar 05 1984	OHIO PLASTICS COMPANY, THE, AN OHIO CORP	Garden sprinkler
D284986,	Mar 05 1984	OHIO PLASTICS COMPANY, THE, AN OHIO CORP	Garden sprinkler head
D284987,	Mar 05 1984	OHIO PLASTICS COMPANY, THE, AN OHIO CORP	Combined garden sprinkler and valve

Patent	Priority	Assignee	Title
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3408009,
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3765608,
3918643,
3930617,	Nov 25 1974	ROYAL COACH SPRINKLERS, INC , A CORP OF CA; COSEN, JAMES R	Impact sprinkler
3952953,	Jun 17 1974	John S. Greeno Company	Reaction arm for rotary sprinkler
3977610,	Dec 22 1975	Gilmour Manufacturing Company	Oscillating sprinkler
D255825,	Oct 25 1977	RIS IRRIGATION SYSTEMS, A CORP OF CA	Lawn sprinkler

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Dec 03 1980	HECK MICHAEL E	BERKAN-HECK COMPANY, A CORP OF	ASSIGNMENT OF ASSIGNORS INTEREST	003844	0443	pdf
Dec 11 1980		Berkan-Heck Company	(assignment on the face of the patent)

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