1066504

Information

• Patent Grant
• 1066504

• References
• Source

• Patent Number

  1,066,504

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1913
  111 years ago

• CPC

  • H01J13/12 - Positioning or moving the cathode spot on the surface of the pool

• US Classifications

  • 313 - Electric lamp and discharge devices