2447798

Information

• Patent Grant
• 2447798

• References
• Source

• Patent Number

  2,447,798

• Date Filed

  Not available

• Date Issued

  Tuesday, August 24, 1948
  76 years ago

• CPC

  • G04C15/0081 - Automatic stabilisation of net frequency with regard to time
  • G04C11/002 - by changing the driving speed

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology