1761279

Information

• Patent Grant
• 1761279

• References
• Source

• Patent Number

  1,761,279

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1930
  95 years ago

• CPC

  • B21F11/005 - springs
  • B21F37/02 - of resilient rings
  • B21F37/04 - of washers

• US Classifications

  • 072 - Metal deforming