3826446

Information

• Patent Grant
• 3826446

• References
• Source

• Patent Number

  3,826,446

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1974
  50 years ago

• CPC

  • G06K13/28 - continuously
  • G11B15/38 - Driving record carriers by pneumatic means
  • G11B15/58 - with vacuum column

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER