1702287

Information

• Patent Grant
• 1702287

• References
• Source

• Patent Number

  1,702,287

• Date Filed

  Not available

• Date Issued

  Tuesday, February 19, 1929
  96 years ago

• CPC

  • G04F1/066 - using electrical contact device

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 968 - Horology