2589157

Information

• Patent Grant
• 2589157

• References
• Source

• Patent Number

  2,589,157

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1952
  72 years ago

• CPC

  • H01C7/118 - Carbide

• US Classifications

  • 252 - Compositions
  • 338 - Electrical resistors
  • 501 - Compositions: ceramic