James E. Perry

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Kansas City, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Steam powered heating/cooling systems
- Patent number 4,665,709
- Issue date May 19, 1987
- James E. Perry
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Apparatus utilizing portions of a conventional telephone installati...
- Patent number 4,267,406
- Issue date May 12, 1981
- James E. Perry
- F24 - HEATING RANGES VENTILATING