3291587

Information

• Patent Grant
• 3291587

• References
• Source

• Patent Number

  3,291,587

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1966
  58 years ago

• CPC

  • H01J5/44 - Annular seals disposed between the ends of the vessel

• US Classifications

  • 065 - Glass manufacturing
  • 313 - Electric lamp and discharge devices