3712268

Information

• Patent Grant
• 3712268

• References
• Source

• Patent Number

  3,712,268

• Date Filed

  Not available

• Date Issued

  Tuesday, January 23, 1973
  51 years ago

• CPC

  • C12M23/34 - Internal compartments or partitions
  • A01K41/023 - Devices for regulating temperature
  • A61G11/00 - Baby-incubators Couveuses
  • B01L7/00 - Heating or cooling apparatus Heat insulating devices
  • C12M23/54 - hand portable
  • C12M25/06 - Plates; Walls; Drawers; Multilayer plates
  • C12M41/12 - of temperature
  • G05D23/1906 - using an analogue comparing device
  • G05D23/1934 - each space being provided with one sensor acting on one or more control means
  • G05D23/24 - the sensing element having a resistance varying with temperature

• US Classifications

  • 119 - Animal husbandry
  • 219 - Electric heating