758819

Information

• Patent Grant
• 758819

• References
• Source

• Patent Number

  758,819

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1904
  121 years ago

• CPC

  • G01K1/083 - for clinical thermometers
  • Y10S246/02 - Thermal sensing devices

• US Classifications

  • 374 - Thermal measuring and testing
  • 123 - Internal-combustion engines
  • 236 - Automatic temperature and humidity regulation
  • 246 - Railway switches and signals
  • 340 - Communications: electrical