2852197

Information

• Patent Grant
• 2852197

• References
• Source

• Patent Number

  2,852,197

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1958
  66 years ago

• CPC

  • G01D5/42 - using fluid means
  • G01D9/26 - either the recording element

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 073 - Measuring and testing
  • 251 - Valves and valve actuation
  • 346 - Recorders