3381300

Information

• Patent Grant
• 3381300

• References
• Source

• Patent Number

  3,381,300

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1968
  56 years ago

• CPC

  • G01D15/06 - Electric recording elements
  • G01R13/08 - Electromechanical recording systems using a mechanical direct-writing method

• US Classifications

  • 346 - Recorders