3149509

Information

• Patent Grant
• 3149509

• References
• Source

• Patent Number

  3,149,509

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1964
  60 years ago

• CPC

  • B21J7/145 - the hammers being driven by a rotating annular driving member

• US Classifications

  • 072 - Metal deforming