1535536

Information

• Patent Grant
• 1535536

• References
• Source

• Patent Number

  1,535,536

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1925
  99 years ago

• CPC

  • G01K11/02 - using evaporation or sublimation

• US Classifications

  • 116 - Signals and indicators
  • 040 - Card, picture, or sign exhibiting
  • 062 - Refrigeration
  • 283 - Printed matter
  • 374 - Thermal measuring and testing