2423985

Information

• Patent Grant
• 2423985

• References
• Source

• Patent Number

  2,423,985

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1947
  77 years ago

• CPC

  • G04D7/1235 - for the control mechanism only (found from outside the clockwork)
  • G04C3/065 - the balance controlling gear-train by means of static switches
  • Y10T74/1502 - Escapement

• US Classifications

  • 331 - Oscillators
  • 074 - Machine element or mechanism
  • 250 - Radiant energy
  • 968 - Horology