3883803

Information

• Patent Grant
• 3883803

• References
• Source

• Patent Number

  3,883,803

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1975
  50 years ago

• CPC

  • G01R13/14 - Recording on a light-sensitive material
  • G01R23/18 - with provision for recording frequency spectrum

• US Classifications

  • 324 - Electricity: measuring and testing
  • 702 - Data processing: measuring, calibrating, or testing