2169956

Information

• Patent Grant
• 2169956

• References
• Source

• Patent Number

  2,169,956

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1939
  84 years ago

• CPC

  • G09B29/14 - Local time charts
  • G04B19/223 - with rotary disc, rotary bezel, or rotary dial

• US Classifications

  • 368 - Horology: time measuring systems or devices