3423988

Information

• Patent Grant
• 3423988

• References
• Source

• Patent Number

  3,423,988

• Date Filed

  Not available

• Date Issued

  Tuesday, January 28, 1969
  55 years ago

• CPC

  • F17D3/08 - the different products being separated by "go-devils"
  • G01F25/0015 - using a seal ball or piston in a test loop

• US Classifications

  • 073 - Measuring and testing