1964344

Information

• Patent Grant
• 1964344

• References
• Source

• Patent Number

  1,964,344

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1934
  90 years ago

• CPC

  • F27B7/04 - with longitudinal divisions
  • F27B2007/041 - Longitudinal tubes

• US Classifications

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