3738149

Information

• Patent Grant
• 3738149

• References
• Source

• Patent Number

  3,738,149

• Date Filed

  Not available

• Date Issued

  Tuesday, June 12, 1973
  51 years ago

• CPC

  • B21C37/0815 - without continuous longitudinal movement of the sheet during the bending operation
  • B21D5/143 - making use of a mandrel

• US Classifications

  • 072 - Metal deforming