2668333

Information

• Patent Grant
• 2668333

• References
• Source

• Patent Number

  2,668,333

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1954
  71 years ago

• CPC

  • E06B7/24 - without separate sealing members

• US Classifications

  • 052 - Static structures
  • 049 - Movable or removable closures
  • 134 - Cleaning and liquid contact with solids
  • 454 - Ventilation