2978225

Information

• Patent Grant
• 2978225

• References
• Source

• Patent Number

  2,978,225

• Date Filed

  Not available

• Date Issued

  Tuesday, April 4, 1961
  64 years ago

• CPC

  • A47G9/0215 - with cooling or heating means
  • Y10S165/044 - having flexible heat exchange surface conforming to a solid structure
  • Y10T137/87957 - Valves actuate each other

• US Classifications

  • 165 - Heat exchange
  • 005 - Beds
  • 137 - Fluid handling
  • 219 - Electric heating
  • 251 - Valves and valve actuation
  • 285 - Pipe joints or couplings
  • 392 - Electric resistance heating devices