2521339

Information

• Patent Grant
• 2521339

• References
• Source

• Patent Number

  2,521,339

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1950
  74 years ago

• CPC

  • B64D11/0633 - for devices other than life vests and intended for external use
  • B64D11/06 - Arrangements of seats, or adaptations or details specially adapted for aircraft seats
  • B64D11/0647 - Seats characterised by special upholstery or cushioning features

• US Classifications

  • 297 - Chairs and seats