1349346

Information

• Patent Grant
• 1349346

• References
• Source

• Patent Number

  1,349,346

• Date Filed

  Not available

• Date Issued

  Tuesday, August 10, 1920
  104 years ago

• CPC

  • G01L23/02 - mechanically indicating or recording and involving loaded or return springs
  • Y10T137/8292 - Movable indicator element is a pointer
  • Y10T137/87145 - Concentric, central valve removable

• US Classifications

  • 073 - Measuring and testing
  • 137 - Fluid handling