3826902

Information

• Patent Grant
• 3826902

• References
• Source

• Patent Number

  3,826,902

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1974
  50 years ago

• CPC

  • G01N3/066 - with electrical indicating or recording means
  • G06G7/68 - for civil engineering structures

• US Classifications

  • 702 - Data processing: measuring, calibrating, or testing
  • 073 - Measuring and testing