3412568

Information

• Patent Grant
• 3412568

• References
• Source

• Patent Number

  3,412,568

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1968
  56 years ago

• CPC

  • F17C13/025 - having the pressure as the parameter
  • G05D16/0616 - the sensing element being a bellow
  • G05D16/18 - derived from an external source
  • F17C2223/0161 - cryogenic
  • F17C2250/0626 - Pressure
  • F17C2270/0509 - "Dewar" vessels

• US Classifications

  • 062 - Refrigeration