2138240

Information

• Patent Grant
• 2138240

• References
• Source

• Patent Number

  2,138,240

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1938
  86 years ago

• CPC

  • F26B11/0459 - the elements being chains

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 366 - Agitating