1931753

Information

• Patent Grant
• 1931753

• References
• Source

• Patent Number

  1,931,753

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1933
  91 years ago

• CPC

  • B64C39/008 - about a longitudinal axis

• US Classifications

  • 244 - Aeronautics and astronautics