914686

Information

• Patent Grant
• 914686

• References
• Source

• Patent Number

  914,686

• Date Filed

  Not available

• Date Issued

  Tuesday, March 9, 1909
  115 years ago

• CPC

  • H01L23/467 - by flowing gases
  • H01L2924/0002 - Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
  • Y10S165/302 - Rotary gas pump

• US Classifications

  • 165 - Heat exchange
  • 180 - Motor vehicles