3253718

Information

• Patent Grant
• 3253718

• References
• Source

• Patent Number

  3,253,718

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1966
  58 years ago

• CPC

  • B61G11/18 - Details

• US Classifications

  • 213 - Railway draft appliances
  • 267 - Spring devices