3387716

Information

• Patent Grant
• 3387716

• References
• Source

• Patent Number

  3,387,716

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1968
  56 years ago

• CPC

  • B61G3/18 - Locking devices
  • B61G3/10 - with coupling heads in the form of hook-like interengaging rigid jaws
  • Y10S264/09 - Pre-expansion of foamed polystyrene

• US Classifications

  • 213 - Railway draft appliances
  • 264 - Plastic and nonmetallic article shaping or treating: processes