439855

Information

• Patent Grant
• 439855

• References
• Source

• Patent Number

  439,855

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1890
  133 years ago

• CPC

  • G04B45/0046 - with oscillating motion, in pocket- or wrist watches

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 446 - Amusement devices: toys