Heating and cooling cover
United States Patent 2504308
US Patent References:
Cover
- - 2110022

Condition control system
- - 2182691

Refrigeration system
- - 2276814

Air conditioning apparatus
- - 2286961

Air conditioning apparatus
- - 2388314


Inventors:
Donkle Jr., Lucius B.
Publication Date:
04/18/1950
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Assignee:
Donkle Jr., Lucius B.
Primary Class:
Other Classes:
219/212, 165/46, 5/421, 607/104, 62/513, 5/485, 219/528, 62/324.300
International Classes:
A47C21/04; A47G9/02; A47C21/00