1800575

Information

• Patent Grant
• 1800575

• References
• Source

• Patent Number

  1,800,575

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1931
  93 years ago

• CPC

  • B64D17/58 - responsive to time-delay mechanism

• US Classifications

  • 244 - Aeronautics and astronautics