Ship propulsion with a prime mover in the hull and a propeller driven by the prime mover outside the hull
DE4428748A1
Hydro=jet propulsion system for boat
DE4306323A1
Ship propulsion system with a propeller arranged beneath the ship's floor, which is preferably essentially flat or in the area of the propulsion system
DE4305267A1
Water jet propulsion
US5289999A
Apparatus for mounting solar cells
DE4233662A1
Drive unit for water vehicles
US5235266A
Energy-generating plant, particularly propeller-type ship's propulsion plant, including a solar generator
HU913733D0
Power producing equipment
DE4127940A1
DRIVE ASSEMBLY FOR SMALLER WATER VEHICLES
DE4127939A1
Hull arrangement for trimaran - has bow of central hull located in front of transverse craft plane, defined by bows of side hulls
US5209682A
Speed and direction indicator for ships
DE4021340A1
WATER JET DRIVE FOR SHIPS INTENDED FOR USE IN SHALLOW WATERS
DE4021339A1
DEVICE FOR THE USE OF SOLAR ENERGY WITH SOLAR CELLS
DE4017860A1
ENERGY RECOVERY SYSTEM, IN PARTICULAR PROPELLER SHIP DRIVE, WITH POWER FROM A SOLAR GENERATOR
DE4012094A1
Underwater sonar detection prevention - involves covering submarine hull with material which absorbs sound waves
