Bruce A. Stump

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Sheboygan, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for using a center core cartridge feeder insert
- Patent number 6,117,332
- Issue date Sep 12, 2000
- Plymouth Products, Inc.
- Gary L. Hatch
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Center core cartridge feeder insert
- Patent number 5,897,770
- Issue date Apr 27, 1999
- Plymouth Products, Inc.
- Gary L. Hatch
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE