1749775

Information

• Patent Grant
• 1749775

• References
• Source

• Patent Number

  1,749,775

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1930
  95 years ago

• CPC

  • G04C13/0463 - Arrangements for generating normal driving pulses
  • Y10S200/29 - Ball

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 200 - Electricity: circuit makers and breakers
  • 361 - Electricity: electrical systems and devices
  • 968 - Horology