3404527

Information

• Patent Grant
• 3404527

• References
• Source

• Patent Number

  3,404,527

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1968
  56 years ago

• CPC

  • G04B19/32 - by luminescent substances
  • G04B19/16 - Shiftable dials

• US Classifications

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