2972253

Information

• Patent Grant
• 2972253

• References
• Source

• Patent Number

  2,972,253

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1961
  64 years ago

• CPC

  • H01H33/555 - Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement

• US Classifications

  • 374 - Thermal measuring and testing
  • 235 - Registers
  • 324 - Electricity: measuring and testing
  • 708 - Electrical computers: arithmetic processing and calculating