1047891

Information

• Patent Grant
• 1047891

• References
• Source

• Patent Number

  1,047,891

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1912
  112 years ago

• CPC

  • H01T13/42 - with magnetic spark generators

• US Classifications

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