2143525

Information

• Patent Grant
• 2143525

• References
• Source

• Patent Number

  2,143,525

• Date Filed

  Not available

• Date Issued

  Tuesday, January 10, 1939
  86 years ago

• CPC

  • A21B1/48 - with surfaces in the form of an endless band
  • A21B1/145 - Radiators consisting of tubes

• US Classifications

  • 432 - Heating
  • 034 - Drying and gas or vapor contact with solids