Mark H. Christy

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Balboa, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Elastomeric flow control valve
- Patent number 4,909,441
- Issue date Mar 20, 1990
- Mark H. Christy
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Elastomeric flow control pin for irrigation systems
- Patent number 4,869,432
- Issue date Sep 26, 1989
- Mark H. Christy
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Micro flow control valve for irrigation systems and method
- Patent number 4,846,406
- Issue date Jul 11, 1989
- Wade Manufacturing Co.
- Mark H. Christy
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...