Full Title

Marine torpedoes, e.g. launched by surface vessels or submarines (having additional propulsion means for movement through air F42B17/00); Sea mines having self-propulsion means (F42B12/00 takes precedence; launching means F41F; locating by use of radio or other waves G01S; automatic control of course G05D1/00; firing directors or calculators G06G) > Propulsion specially adapted for torpedoes (having additional propulsion means for movement through air F42B17/00; marine propulsion in general B63H)