3143337

Information

• Patent Grant
• 3143337

• References
• Source

• Patent Number

  3,143,337

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1964
  60 years ago

• CPC

  • B21B39/34 - Arrangements or constructional combinations specifically designed to perform functions covered by more than one of groups B21B39/02, B21B39/14, B21B39/20

• US Classifications

  • 267 - Spring devices