Title:
Temperature control apparatus and method
United States Patent 2680189
Inventors:
Williams, Edward F.
Publication Date:
06/01/1954
Export Citation:
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Assignee:
Army US.
Primary Class:
219/400
Other Classes:
126/21A, 126/273R, 219/399, 236/1R, 236/11, 236/15R, 236/15BF, 236/98, 237/12
International Classes:
G05D23/275; G05D23/275
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US Patent References:
2568493Thermotest cabinet
2248867Device for liquefying honey
2234288Temperature control system
2050633Constant temperature device