3885183

Information

• Patent Grant
• 3885183

• References
• Source

• Patent Number

  3,885,183

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1975
  49 years ago

• CPC

  • H01J17/56 - for preventing and then permitting ignition, but thereafter having no control

• US Classifications

  • 313 - Electric lamp and discharge devices