3220648

Information

• Patent Grant
• 3220648

• References
• Source

• Patent Number

  3,220,648

• Date Filed

  Not available

• Date Issued

  Tuesday, November 30, 1965
  59 years ago

• CPC

  • G05D23/27539 - using conductible expansible fluid
  • G01K5/16 - with electric contacts

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 374 - Thermal measuring and testing