Sound Optics Systems, Inc.

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Insulated duct end system
- Patent number 4,890,864
- Issue date Jan 2, 1990
- C-System Incorporated
- Charles B. Anderson
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Insulated duct end system
- Patent number 4,735,235
- Issue date Apr 5, 1988
- C-System Incorporated
- Charles B. Anderson
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method and apparatus for characterizing defects in tubular members
- Patent number 4,718,277
- Issue date Jan 12, 1988
- Sound Optics Systems, Inc.
- James D. Glascock
- G01 - MEASURING TESTING

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Trademarklast 30 trademarks

Information Trademark
73610196 - HVA C-SYSTEM
- Serial number 73610196
- Filing date Jul 18, 1986
- C-SYSTEM INCORPORATED
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes