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Class Information
Number: 236/80F
Name: Automatic temperature and humidity regulation > Motors > Fluid-operated > Relay > Shunt > Diaphragm biased open by line pressure

Patents under this class:

Patent Number Title Of Patent Date Issued
5944257 Bulb-operated modulating gas valve with minimum bypass Aug. 31, 1999
4406400 Diaphragm operated pressure regulator Sep. 27, 1983

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