1770728

Information

• Patent Grant
• 1770728

• References
• Source

• Patent Number

  1,770,728

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1930
  94 years ago

• CPC

  • B23D43/02 - for cutting by rectilinear movement
  • Y10T29/49668 - Sleeve or bushing making
  • Y10T407/1642 - Annular tool

• US Classifications

  • 407 - Cutters, for shaping
  • 029 - Metal working