2861511

Information

• Patent Grant
• 2861511

• References
• Source

• Patent Number

  2,861,511

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1958
  66 years ago

• CPC

  • B65D88/742 - using ventilating sheaths
  • E04H7/24 - Constructions, with or without perforated walls, depending on the use of specified materials

• US Classifications

  • 454 - Ventilation