3209817

Information

• Patent Grant
• 3209817

• References
• Source

• Patent Number

  3,209,817

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1965
  60 years ago

• CPC

  • C03B15/18 - Means for laying-down and conveying combined with the drawing of glass sheets, tubes or rods
  • Y10S165/16 - Concentric shells define annular flow space

• US Classifications

  • 165 - Heat exchange