3331526

Information

• Patent Grant
• 3331526

• References
• Source

• Patent Number

  3,331,526

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1967
  57 years ago

• CPC

  • H01J29/865 - Vacuum locks
  • F16J15/46 - with packing ring expanded or pressed into place by fluid pressure
  • H01J5/30 - using packing-material
  • H01J2893/0047 - Closure other than lamp base

• US Classifications

  • 220 - Receptacles