1964989

Information

• Patent Grant
• 1964989

• References
• Source

• Patent Number

  1,964,989

• Date Filed

  Not available

• Date Issued

  Tuesday, July 3, 1934
  90 years ago

• CPC

  • B21G3/18 - by operations not restricted to one of the groups B21G3/12 - B21G3/16
  • B21F7/00 - Twisting wire Twisting wire together
  • B21G3/10 - of undulated nails or pins

• US Classifications

  • 072 - Metal deforming