3487358

Information

• Patent Grant
• 3487358

• References
• Source

• Patent Number

  3,487,358

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1969
  55 years ago

• CPC

  • H01H29/18 - with level of surface of contact liquid displaced by non-electrical contact-making plunger
  • B60Q1/385 - Electronic temporisation with relay amplification
  • B60Q1/387 - Mechanical temporisation

• US Classifications

  • 340 - Communications: electrical
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets