2883742

Information

• Patent Grant
• 2883742

• References
• Source

• Patent Number

  2,883,742

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1959
  65 years ago

• CPC

  • B21F35/00 - Making springs from wire
  • B25B27/306 - by tensioning coil springs
  • B60G2206/921 - Coil spring compressor
  • Y10T29/53561 - Engine valve spring compressor [only]

• US Classifications

  • 254 - Implements or apparatus for applying pushing or pulling force
  • 029 - Metal working