1787178

Information

• Patent Grant
• 1787178

• References
• Source

• Patent Number

  1,787,178

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1930
  94 years ago

• CPC

  • B25D17/08 - Means for retaining and guiding the tool bit
  • Y10T279/17094 - Sleeve type retainer
  • Y10T279/17102 - Sleeve in socket

• US Classifications

  • 279 - Chucks or sockets
  • 173 - Tool driving or impacting