1143631

Information

• Patent Grant
• 1143631

• References
• Source

• Patent Number

  1,143,631

• Date Filed

  Not available

• Date Issued

  Tuesday, June 22, 1915
  109 years ago

• CPC

  • G01F1/44 - Venturi tubes
  • Y10S261/57 - Interchangeable chore tube

• US Classifications

  • 073 - Measuring and testing
  • 138 - Pipes and tubular conduits
  • 261 - Gas and liquid contact apparatus