3863707

Information

• Patent Grant
• 3863707

• References
• Source

• Patent Number

  3,863,707

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1975
  49 years ago

• CPC

  • G04B43/00 - Protecting clockworks by shields or other means against external influences
  • G04D3/0097 - for components of the means protecting the mechanism against external influences

• US Classifications

  • 165 - Heat exchange
  • 073 - Measuring and testing
  • 374 - Thermal measuring and testing
  • 968 - Horology