1453250

Information

• Patent Grant
• 1453250

• References
• Source

• Patent Number

  1,453,250

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1923
  101 years ago

• CPC

  • F28F1/32 - the means having portions engaging further tubular elements
  • Y10S165/502 - Lanced

• US Classifications

  • 165 - Heat exchange