1417785

Information

• Patent Grant
• 1417785

• References
• Source

• Patent Number

  1,417,785

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1922
  102 years ago

• CPC

  • H01H43/26 - the actuation being produced by a substance flowing due to gravity

• US Classifications

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