Steven R. Barnes

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Phoeniz, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Valve housing
- Patent number D398372
- Issue date Sep 15, 1998
- Caretaker Systems, Inc.
- Steven R. Barnes
- D23 - Environmental heating and cooling
Information Patent Grant
Swimming pool drain
- Patent number D351220
- Issue date Oct 4, 1994
- Caretaker Systems, Inc.
- Steven R. Barnes
- D23 - Environmental heating and cooling