1756976

Information

• Patent Grant
• 1756976

• References
• Source

• Patent Number

  1,756,976

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1930
  94 years ago

• CPC

  • F16K15/04 - shaped as balls
  • Y10T137/4501 - Ball valve
  • Y10T137/7929 - Spring coaxial with valve

• US Classifications

  • 220 - Receptacles
  • 137 - Fluid handling