2332278

Information

• Patent Grant
• 2332278

• References
• Source

• Patent Number

  2,332,278

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1943
  81 years ago

• CPC

  • G04C11/005 - by changing the ratio of the driving-gear

• US Classifications

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