3427632

Information

• Patent Grant
• 3427632

• References
• Source

• Patent Number

  3,427,632

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1969
  56 years ago

• CPC

  • G01D9/10 - the recording element

• US Classifications

  • 346 - Recorders
  • 073 - Measuring and testing
  • 341 - Coded data generation or conversion