2721904

Information

• Patent Grant
• 2721904

• References
• Source

• Patent Number

  2,721,904

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1955
  69 years ago

• CPC

  • H01H67/16 - one motion being rotary and the other being parallel to the axis of rotation

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 310 - Electrical generator or motor structure