2149161

Information

• Patent Grant
• 2149161

• References
• Source

• Patent Number

  2,149,161

• Date Filed

  Not available

• Date Issued

  Tuesday, February 28, 1939
  86 years ago

• CPC

  • B61H11/10 - Aerodynamic brakes with control flaps

• US Classifications

  • 188 - Brakes
  • 105 - Railway rolling stock
  • 244 - Aeronautics and astronautics