452424

Information

• Patent Grant
• 452424

• References
• Source

• Patent Number

  452,424

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1891
  134 years ago

• CPC

  • G04C11/06 - with direct mechanical action on the time-indicating means

• US Classifications

  • 368 - Horology: time measuring systems or devices