3504822

Information

• Patent Grant
• 3504822

• References
• Source

• Patent Number

  3,504,822

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1970
  54 years ago

• CPC

  • F16K24/04 - for venting only
  • B65D7/22 - with double walls
  • B65D51/1683 - by actuating a separate element in the container or closure
  • Y10T137/7896 - Annulus

• US Classifications

  • 220 - Receptacles
  • 137 - Fluid handling
  • 222 - Dispensing