3885140

Information

• Patent Grant
• 3885140

• References
• Source

• Patent Number

  3,885,140

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1975
  49 years ago

• CPC

  • G06F7/68 - using pulse rate multipliers or dividers pulse rate multipliers or dividers per se
  • G01N9/002 - using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis
  • G01N2009/008 - Schlatter vibrating vane type

• US Classifications

  • 708 - Electrical computers: arithmetic processing and calculating
  • 702 - Data processing: measuring, calibrating, or testing