1324401

Information

• Patent Grant
• 1324401

• References
• Source

• Patent Number

  1,324,401

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1919
  105 years ago

• CPC

  • H01H63/22 - using step-by-step electromagnetic drive without ratchet

• US Classifications

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