2037235

Information

• Patent Grant
• 2037235

• References
• Source

• Patent Number

  2,037,235

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1936
  90 years ago

• CPC

  • B21F7/00 - Twisting wire Twisting wire together
  • B21C47/14 - by means of a rotating guide
  • B21D11/14 - Twisting
  • B21G3/005 - Nails or pins for special purposes
  • B21K1/56 - screw-threaded elements

• US Classifications

  • 470 - Threaded, headed fastener, or washer making: process and apparatus
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener