3304757

Information

• Patent Grant
• 3304757

• References
• Source

• Patent Number

  3,304,757

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1967
  57 years ago

• CPC

  • B21D5/146 - one roll being covered with deformable material

• US Classifications

  • 072 - Metal deforming