1142943

Information

• Patent Grant
• 1142943

• References
• Source

• Patent Number

  1,142,943

• Date Filed

  Not available

• Date Issued

  Tuesday, June 15, 1915
  109 years ago

• CPC

  • G04B21/027 - with locking wheel
  • Y10T74/1502 - Escapement

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 074 - Machine element or mechanism
  • 968 - Horology