268908

Information

• Patent Grant
• 268908

• References
• Source

• Patent Number

  268,908

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1882
  142 years ago

• CPC

  • G01N27/16 - caused by burning or catalytic oxidation of a surrounding material to be tested
  • Y10S200/16 - Gas detector

• US Classifications

  • 340 - Communications: electrical
  • 200 - Electricity: circuit makers and breakers