1045304

Information

• Patent Grant
• 1045304

• References
• Source

• Patent Number

  1,045,304

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1912
  111 years ago

• CPC

  • G09B29/14 - Local time charts

• US Classifications

  • 434 - Education and demonstration
  • 368 - Horology: time measuring systems or devices
  • D10 - Measuring, testing, or signalling instruments