3370286

Information

• Patent Grant
• 3370286

• References
• Source

• Patent Number

  3,370,286

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1968
  57 years ago

• CPC

  • G06K13/18 - the record carrier being longitudinally extended

• US Classifications

  • 340 - Communications: electrical