1569481

Information

• Patent Grant
• 1569481

• References
• Source

• Patent Number

  1,569,481

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1926
  99 years ago

• CPC

  • H03B11/06 - by mechanical interrupter

• US Classifications

  • 332 - Modulators
  • 307 - Electrical transmission or interconnection systems
  • 331 - Oscillators