1392451

Information

• Patent Grant
• 1392451

• References
• Source

• Patent Number

  1,392,451

• Date Filed

  Not available

• Date Issued

  Tuesday, October 4, 1921
  103 years ago

• CPC

  • B66F3/247 - pneumatically actuated
  • B61K5/04 - Devices secured to the track

• US Classifications

  • 105 - Railway rolling stock