3636364

Information

• Patent Grant
• 3636364

• References
• Source

• Patent Number

  3,636,364

• Date Filed

  Not available

• Date Issued

  Tuesday, January 18, 1972
  53 years ago

• CPC

  • B64C27/08 - with two or more rotors
  • B64C11/50 - Phase synchronisation between multiple propellers
  • G01P3/565 - by measuring or by comparing the phase of generated current or voltage

• US Classifications

  • 250 - Radiant energy
  • 318 - Electricity: motive power systems
  • 324 - Electricity: measuring and testing
  • 340 - Communications: electrical