3152437

Information

• Patent Grant
• 3152437

• References
• Source

• Patent Number

  3,152,437

• Date Filed

  Not available

• Date Issued

  Tuesday, October 13, 1964
  60 years ago

• CPC

  • G04B19/264 - with indicators for biological cycles

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 116 - Signals and indicators
  • 968 - Horology