1972832

Information

• Patent Grant
• 1972832

• References
• Source

• Patent Number

  1,972,832

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1934
  90 years ago

• CPC

  • H01H37/54 - wherein the bimetallic element is inherently snap acting
  • G03B1/46 - Rollers engaging face of film

• US Classifications

  • 337 - Electricity: electrothermally or thermally actuated switches
  • 236 - Automatic temperature and humidity regulation