1551129

Information

• Patent Grant
• 1551129

• References
• Source

• Patent Number

  1,551,129

• Date Filed

  Not available

• Date Issued

  Tuesday, August 25, 1925
  100 years ago

• CPC

  • G01K5/36 - the body being a tubular spring

• US Classifications

  • 374 - Thermal measuring and testing
  • 236 - Automatic temperature and humidity regulation