1912163

Information

• Patent Grant
• 1912163

• References
• Source

• Patent Number

  1,912,163

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1933
  91 years ago

• CPC

  • G04C1/062 - by oscillating movement

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 968 - Horology