2170079

Information

• Patent Grant
• 2170079

• References
• Source

• Patent Number

  2,170,079

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1939
  85 years ago

• CPC

  • G04B23/08 - operating on successive days without resetting operating only once in each 24 hours

• US Classifications

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