Elder; James D.

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Sulphur, LA, US

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Air circulation system for generally enclosed structures
- Patent number 4,541,479
- Issue date Sep 17, 1985
- Ledet, Jr.; Stephen J.
- Hervin J. Bergeron
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air circulation system and air flow elements therefor
- Patent number 4,538,507
- Issue date Sep 3, 1985
- Ledet, Jr.; Stephen J.
- Hervin J. Bergeron
- F24 - HEATING RANGES VENTILATING

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