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Richard L. Holtz
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Oceanside, CA, US
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last 30 patents
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Patent Grant
Rotary sprinkler with reversing mechanism and adapter seal
Patent number
5,673,855
Issue date
Oct 7, 1997
James Hardie Irrigation, Inc.
Jack Thai Nguyen
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...