664403

Information

• Patent Grant
• 664403

• References
• Source

• Patent Number

  664,403

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1900
  124 years ago

• CPC

  • G04B41/005 - holding and locking of the pendulum only
  • G04B21/10 - Releasing or locking the regular stroke

• US Classifications

  • 368 - Horology: time measuring systems or devices