3667271

Information

• Patent Grant
• 3667271

• References
• Source

• Patent Number

  3,667,271

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • B21B31/10 - by horizontally displacing
  • B21B2203/12 - Covers or shieldings

• US Classifications

  • 072 - Metal deforming
  • 049 - Movable or removable closures