2134800

Information

• Patent Grant
• 2134800

• References
• Source

• Patent Number

  2,134,800

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1938
  86 years ago

• CPC

  • H01B7/106 - comprising concentric conductors
  • G08G1/02 - using treadles built into the road
  • H01H3/141 - Cushion or mat switches

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 235 - Registers