2128437

Information

• Patent Grant
• 2128437

• References
• Source

• Patent Number

  2,128,437

• Date Filed

  Not available

• Date Issued

  Tuesday, August 30, 1938
  86 years ago

• CPC

  • B21F37/02 - of resilient rings
  • B21D53/16 - rings
  • Y10T29/49284 - including machining or angular cutting

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working
  • 059 - Chain, staple, and horseshoe making
  • 269 - Work holders