3183412

Information

• Patent Grant
• 3183412

• References
• Source

• Patent Number

  3,183,412

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1965
  59 years ago

• CPC

  • H03K17/04113 - in bipolar transistor switches
  • B21B38/02 - for measuring flatness or profile of strips
  • G06K13/20 - Details
  • G11B15/29 - through pinch-rollers or tape rolls
  • H01F7/1877 - controlling a plurality of loads
  • H01H47/22 - for supplying energising current for relay coil
  • H03K17/08146 - in bipolar transistor switches
  • H03K17/64 - having inductive loads
  • H04L17/08 - combined with perforating apparatus
  • H04L17/20 - using perforating recorders

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • G9B - INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER