2479922

Information

• Patent Grant
• 2479922

• References
• Source

• Patent Number

  2,479,922

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1949
  75 years ago

• CPC

  • G04C21/22 - put into action by the arbor of a mechanical alarm work

• US Classifications

  • 200 - Electricity: circuit makers and breakers