3719795

Information

• Patent Grant
• 3719795

• References
• Source

• Patent Number

  3,719,795

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1973
  51 years ago

• CPC

  • A61M16/109 - the humidifying liquid or the beneficial agent
  • A61H33/12 - Steam baths for the face
  • A61M11/042 - electrical
  • A61M15/00 - Inhalators
  • A61M16/1075 - by influencing the temperature
  • F22B1/284 - with water in reservoirs
  • H05B3/44 - heating conductor arranged within rods or tubes of insulating material
  • H05B3/80 - Portable immersion heaters
  • A61F2007/0062 - the gas being steam or water vapour
  • A61F2007/0072 - remote from the spot to be heated
  • A61H2201/0228 - heated by an electric resistance element
  • A61H2205/022 - Face
  • H05B2203/014 - Heaters using resistive wires or cables not provided for in H05B3/54
  • H05B2203/021 - Heaters specially adapted for heating liquids
  • H05B2203/022 - Heaters specially adapted for heating gaseous material

• US Classifications

  • 392 - Electric resistance heating devices