93498

Information

• Patent Grant
• 93498

• References
• Source

• Patent Number

  93,498

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1870
  154 years ago

• CPC

  • G04B19/25306 - Independent date indicating devices activated by hand or by clockwork

• US Classifications

  • 008 - Bleaching and dyeing