1971842

Information

• Patent Grant
• 1971842

• References
• Source

• Patent Number

  1,971,842

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1934
  90 years ago

• CPC

  • F28F1/325 - Fins with openings
  • F28F2240/00 - Spacing means
  • Y10S165/504 - Contoured fin surface

• US Classifications

  • 165 - Heat exchange