James E. McKinstry

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Cedar Rapids, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Animal waterer with quick disconnect and valve alignment features
- Patent number 5,566,639
- Issue date Oct 22, 1996
- Nelson Manufacturing Company
- James E. McKinstry
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Water volume indicator for an animal waterer
- Patent number 4,426,956
- Issue date Jan 24, 1984
- Nelson Manufacturing Company
- James E. McKinstry
- G01 - MEASURING TESTING
Information Patent Grant
Thermostatically protected electric immersion water heater
- Patent number 4,068,116
- Issue date Jan 10, 1978
- Nelson Manufacturing Company
- James E. McKinstry
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING