1816949

Information

• Patent Grant
• 1816949

• References
• Source

• Patent Number

  1,816,949

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1931
  93 years ago

• CPC

  • G01D1/06 - by intermittent summation
  • G01F15/07 - Integration to give total flow

• US Classifications

  • 073 - Measuring and testing
  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems