3661275

Information

• Patent Grant
• 3661275

• References
• Source

• Patent Number

  3,661,275

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • B61G7/06 - Coupling heads constructed to facilitate alignment

• US Classifications

  • 213 - Railway draft appliances