1950846

Information

• Patent Grant
• 1950846

• References
• Source

• Patent Number

  1,950,846

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1934
  90 years ago

• CPC

  • G04C1/024 - winding-up springs

• US Classifications

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