2397527

Information

• Patent Grant
• 2397527

• References
• Source

• Patent Number

  2,397,527

• Date Filed

  Not available

• Date Issued

  Tuesday, April 2, 1946
  78 years ago

• CPC

  • G01C19/40 - for control by signals from a master compass

• US Classifications

  • 324 - Electricity: measuring and testing
  • 340 - Communications: electrical