1453030

Information

• Patent Grant
• 1453030

• References
• Source

• Patent Number

  1,453,030

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1923
  103 years ago

• CPC

  • H05B31/305 - Ignition devices

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 123 - Internal-combustion engines