U.S. patent number D319,489 [Application Number 07/473,376] was granted by the patent office on 1991-08-27 for protective cap for pop-up lawn sprinklers. This patent grant is currently assigned to Anthony Manufacturing Corporation. Invention is credited to Shirley C. Brodbeck, Duane E. Decker, Joseph U. Han, Brian T. Patterson.
United States Patent | D319,489 |
Han , et al. | August 27, 1991 |
Inventors: | Han; Joseph U. (Rancho Cucamonga, CA), Decker; Duane E. (Pomona, CA), Patterson; Brian T. (Rancho Cucamonga, CA), Brodbeck; Shirley C. (Corona, CA) |
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Assignee: | Anthony Manufacturing
Corporation (Azusa, CA) |
Appl. No.: | 07/473,376 |
Filed: | February 1, 1990 |
Current U.S. Class: | D23/214 |
Field of Search: | ;D23/200,213-221 ;239/200-207,211,242-243,246-248,237,275-276,279-280,390-394,443-444,456,556-558 |
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4079756 | March 1978 | Smiley |
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