1939967

Information

• Patent Grant
• 1939967

• References
• Source

• Patent Number

  1,939,967

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1933
  91 years ago

• CPC

  • C03B13/16 - Construction of the glass rollers
  • Y10S165/159 - with particular flow path or defined fluid chamber

• US Classifications

  • 165 - Heat exchange