3223049

Information

• Patent Grant
• 3223049

• References
• Source

• Patent Number

  3,223,049

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1965
  59 years ago

• CPC

  • B61G9/125 - with only metal springs

• US Classifications

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