3722445

Information

• Patent Grant
• 3722445

• References
• Source

• Patent Number

  3,722,445

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1973
  51 years ago

• CPC

  • F42B19/20 - characterised by the composition of propulsive gas Manufacture or heating thereof in torpedoes
  • B63H21/02 - the vessels being steam-driven

• US Classifications

  • 114 - Ships
  • 122 - Liquid heaters and vaporizers
  • 165 - Heat exchange
  • 392 - Electric resistance heating devices