2023022

Information

• Patent Grant
• 2023022

• References
• Source

• Patent Number

  2,023,022

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1935
  89 years ago

• CPC

  • G04B11/022 - with a ratchet which makes contact with the rotating member by means of teeth
  • G04B27/06 - with rocking bar

• US Classifications

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