2183548

Information

• Patent Grant
• 2183548

• References
• Source

• Patent Number

  2,183,548

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1939
  85 years ago

• CPC

  • G04F8/006 - running only during the time interval to be measured
  • G04F8/02 - using an electromechanical oscillator

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 340 - Communications: electrical