1901252

Information

• Patent Grant
• 1901252

• References
• Source

• Patent Number

  1,901,252

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1933
  92 years ago

• CPC

  • H01H9/042 - Explosion-proof cases
  • H01H3/22 - Power arrangements internal to the switch for operating the driving mechanism
  • H01H5/16 - with auxiliary means for temporarily holding parts until torsion member is sufficiently strained

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 174 - Electricity: conductors and insulators