Harold Stephens

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Jenks, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and container for growing transplantable plants
- Patent number 4,939,865
- Issue date Jul 10, 1990
- Carl E. Whitcomb
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Plant growth container and method
- Patent number 4,716,680
- Issue date Jan 5, 1988
- Carl E. Whitcomb
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING