1630976

Information

• Patent Grant
• 1630976

• References
• Source

• Patent Number

  1,630,976

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1927
  97 years ago

• CPC

  • B25B27/24 - mounting or demounting valves
  • B25B15/06 - operated by axial movement of the handle
  • Y10S81/02 - Spiral drive for wrenches
  • Y10T74/1527 - Screw and nut devices
  • Y10T74/18312 - Grooved

• US Classifications

  • 074 - Machine element or mechanism
  • 081 - Tools