1914215

Information

• Patent Grant
• 1914215

• References
• Source

• Patent Number

  1,914,215

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1933
  91 years ago

• CPC

  • G04C13/10 - by electromechanical step advancing mechanisms
  • G04F5/10 - using electric or electronic resonators
  • Y10T307/898 - Vibrating relay

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 307 - Electrical transmission or interconnection systems
  • 340 - Communications: electrical
  • 361 - Electricity: electrical systems and devices
  • 968 - Horology