2148133

Information

• Patent Grant
• 2148133

• References
• Source

• Patent Number

  2,148,133

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1939
  86 years ago

• CPC

  • H05B31/10 - Cored carbon electrodes

• US Classifications

  • 106 - Compositions: coating or plastic
  • 204 - Chemistry: electrical and wave energy
  • 252 - Compositions
  • 264 - Plastic and nonmetallic article shaping or treating: processes