1869397

Information

• Patent Grant
• 1869397

• References
• Source

• Patent Number

  1,869,397

• Date Filed

  Not available

• Date Issued

  Tuesday, August 2, 1932
  92 years ago

• CPC

  • H01B17/525 - Self-cleaning

• US Classifications

  • 174 - Electricity: conductors and insulators