2505290

Information

• Patent Grant
• 2505290

• References
• Source

• Patent Number

  2,505,290

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1950
  74 years ago

• CPC

  • B61D19/004 - swinging
  • Y10T16/5389 - torsion spring

• US Classifications

  • 105 - Railway rolling stock
  • 016 - Miscellaneous hardware