1545523

Information

• Patent Grant
• 1545523

• References
• Source

• Patent Number

  1,545,523

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1925
  99 years ago

• CPC

  • H03B11/06 - by mechanical interrupter

• US Classifications

  • 178 - Telegraphy
  • 252 - Compositions
  • 315 - Electric lamp and discharge devices: systems