EnviroSystems Corporation

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Cincinnati, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for efficiently controlling refrigeration and...
- Patent number 5,333,469
- Issue date Aug 2, 1994
- EnviroSystems Corporation
- Gordon C. Hullar
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and apparatus for efficiently controlling refrigeration and...
- Patent number 5,230,223
- Issue date Jul 27, 1993
- EnviroSystems Corporation
- Gordon C. Hullar
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
74107884 - ENVIROSYSTEMS CORPORATION
- Serial number 74107884
- Filing date Oct 22, 1990
- EnviroSystems Corporation
- 37 - Building construction