332987

Information

• Patent Grant
• 332987

• References
• Source

• Patent Number

  332,987

• Date Filed

  Not available

• Date Issued

  Tuesday, December 22, 1885
  139 years ago

• CPC

  • G04C13/028 - transmission systems for synchronisation of pendulum of slave-clocks by pendulums of master-clocks

• US Classifications

  • 368 - Horology: time measuring systems or devices