3031654

Information

• Patent Grant
• 3031654

• References
• Source

• Patent Number

  3,031,654

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1962
  63 years ago

• CPC

  • G04B19/264 - with indicators for biological cycles

• US Classifications

  • 340 - Communications: electrical
  • 235 - Registers
  • 368 - Horology: time measuring systems or devices
  • 600 - Surgery
  • 968 - Horology