3554420

Information

• Patent Grant
• 3554420

• References
• Source

• Patent Number

  3,554,420

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1971
  53 years ago

• CPC

  • G11B15/38 - Driving record carriers by pneumatic means

• US Classifications

  • 226 - Advancing material of indeterminate length
  • 492 - Roll or roller
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER