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Class Information
Number: 261/139
Name: Gas and liquid contact apparatus > With external supply or removal of heat > Diverse heat supply or removal means > Electric heater
Description: Apparatus including an electric heating means.


Patents under this class:

Patent Number Title Of Patent Date Issued
6715743 Gas humidifier Apr. 6, 2004
6282369 Facial sauna with two vapor delivery means comprising different vapor delivery nozzles Aug. 28, 2001
5970210 Heated respiratory therapy humidifier Oct. 19, 1999
5078922 Liquid source bubbler Jan. 7, 1992
4913140 Float-controlled humidifier Apr. 3, 1990
4753758 Respiratory humidifier Jun. 28, 1988
4747980 Cooling apparatus May. 31, 1988
4737616 Multi-function portable electric room heater having a removable heating cartridge Apr. 12, 1988



 
 
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