1999126

Information

• Patent Grant
• 1999126

• References
• Source

• Patent Number

  1,999,126

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1935
  89 years ago

• CPC

  • G04B19/166 - with rotating scales

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology
  • D10 - Measuring, testing, or signalling instruments