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Class Information
Number: 236/39
Name: Automatic temperature and humidity regulation > Heating radiator > Exhaust operated > Fluid-operated motor > Aspirator
Description: Heating-radiators with means for exhausting the air therefrom in which the heating effect of the radiator is controlled by a fluid-motor operated by said exhaust, the connection between the exhaust and the motor being controlled by a thermostat.

Patents under this class:

Patent Number Title Of Patent Date Issued

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