3730453

Information

• Patent Grant
• 3730453

• References
• Source

• Patent Number

  3,730,453

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1973
  51 years ago

• CPC

  • G11B27/34 - Indicating arrangements
  • G01P1/106 - by comparing the time duration between two impulses with a reference time
  • G11B27/13 - the information being derived from movement of the record carrier

• US Classifications

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