3912022

Information

• Patent Grant
• 3912022

• References
• Source

• Patent Number

  3,912,022

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1975
  49 years ago

• CPC

  • B25B27/0085 - explosive-powered
  • B25B19/00 - Impact wrenches or screwdrivers
  • B25B21/02 - with means for imparting impact to screwdriver blade or nut socket
  • B25D9/11 - operated by combustion pressure generated by detonation of a cartridge
  • Y10S173/01 - Operable submerged in liquid

• US Classifications

  • 173 - Tool driving or impacting
  • 081 - Tools