1994660

Information

• Patent Grant
• 1994660

• References
• Source

• Patent Number

  1,994,660

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1935
  89 years ago

• CPC

  • F16K1/44 - Details of seats or valve members of double-seat valves
  • Y10T137/6174 - Valve heads
  • Y10T137/86783 - Unequal heads

• US Classifications

  • 137 - Fluid handling