2486571

Information

• Patent Grant
• 2486571

• References
• Source

• Patent Number

  2,486,571

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1949
  75 years ago

• CPC

  • B61G11/04 - with helical springs

• US Classifications

  • 213 - Railway draft appliances
  • 105 - Railway rolling stock