488482

Information

• Patent Grant
• 488482

• References
• Source

• Patent Number

  488,482

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1892
  133 years ago

• CPC

  • G10C3/20 - involving the use of hydraulic, pneumatic, or electromagnetic means
  • G10H3/02 - using mechanical interrupters
  • Y10S200/03 - Coin operated

• US Classifications

  • 084 - Music
  • 200 - Electricity: circuit makers and breakers