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Cooling & Air Conditioning Cor

Cooling &
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Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US1821886A Heating and humidification system and apparatus Expired / Lapsed 1928-08-28 1931-09-01 0 Details
US1751806A Ventilating system Expired / Lapsed 1928-02-08 1930-03-25 0 Details