3049156

Information

• Patent Grant
• 3049156

• References
• Source

• Patent Number

  3,049,156

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1962
  62 years ago

• CPC

  • B21F3/06 - internally on a hollow form
  • B21D3/06 - arranged inclined to a revolving flier rolling frame
  • B21F1/02 - Straightening
  • B21F11/00 - Cutting wire
  • B21F15/04 - without additional connecting elements or material
  • B21F33/025 - Mounting of mattress innersprings on borderframes
  • B21F45/00 - Wire-working in the manufacture of other particular articles

• US Classifications

  • 140 - Wireworking