2129590

Information

• Patent Grant
• 2129590

• References
• Source

• Patent Number

  2,129,590

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1938
  86 years ago

• CPC

  • B25B15/02 - operated by rotating the handle
  • B25B23/0035 - Connection means between socket or screwdriver bit and tool
  • Y10T279/15 - Threaded grip
  • Y10T279/17948 - Threaded sleeve

• US Classifications

  • 279 - Chucks or sockets