3746870

Information

• Patent Grant
• 3746870

• References
• Source

• Patent Number

  3,746,870

• Date Filed

  Not available

• Date Issued

  Tuesday, July 17, 1973
  51 years ago

• CPC

  • G02B6/4295 - coupling with semiconductor devices activated by light through the light guide
  • G02B6/4417 - High voltage aspects
  • H01H33/423 - making use of an electromagnetic wave communication

• US Classifications

  • 250 - Radiant energy
  • 324 - Electricity: measuring and testing
  • 385 - Optical waveguides