1785847

Information

• Patent Grant
• 1785847

• References
• Source

• Patent Number

  1,785,847

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1930
  94 years ago

• CPC

  • B25B27/18 - withdrawing broken threaded parts or twist drills
  • B25B13/486 - using a threaded connection between screw and tool
  • Y10T29/49815 - Disassembling

• US Classifications

  • 081 - Tools
  • 029 - Metal working