3230985

Information

• Patent Grant
• 3230985

• References
• Source

• Patent Number

  3,230,985

• Date Filed

  Not available

• Date Issued

  Tuesday, January 25, 1966
  58 years ago

• CPC

  • B21F3/06 - internally on a hollow form
  • B21F11/00 - Cutting wire
  • B21F23/00 - Feeding wire in wire-working machines or apparatus
  • B21F35/00 - Making springs from wire
  • B21F35/02 - Bending or deforming ends of coil springs to special shape

• US Classifications

  • 140 - Wireworking