727625

Information

• Patent Grant
• 727625

• References
• Source

• Patent Number

  727,625

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1903
  122 years ago

• CPC

  • H01H29/18 - with level of surface of contact liquid displaced by non-electrical contact-making plunger
  • Y10S200/31 - Fluid flow
  • Y10T307/872 - Repetitive make and break

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 200 - Electricity: circuit makers and breakers
  • 307 - Electrical transmission or interconnection systems