1955155

Information

• Patent Grant
• 1955155

• References
• Source

• Patent Number

  1,955,155

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1934
  90 years ago

• CPC

  • G04C15/0036 - provided with means for indicating disturbance

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 340 - Communications: electrical
  • 968 - Horology