1948386

Information

• Patent Grant
• 1948386

• References
• Source

• Patent Number

  1,948,386

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1934
  91 years ago

• CPC

  • H01K1/465 - with means to prevent loosening or unauthorised removal of the lamp

• US Classifications

  • 313 - Electric lamp and discharge devices