3901573

Information

• Patent Grant
• 3901573

• References
• Source

• Patent Number

  3,901,573

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1975
  49 years ago

• CPC

  • H01K3/22 - Exhausing, degassing, filling, or cleaning vessels

• US Classifications

  • 445 - Electric lamp or space discharge component or device manufacturing