|
PL429510A1
|
|
Bottom-pull turbine power plant
|
|
PL429511A1
|
|
Magnetic pendulum power plant
|
|
PL423395A1
|
|
Sail windmill
|
|
PL422940A1
|
|
Air pressure electricity generating plant
|
|
PL422941A1
|
|
Lever motor
|
|
PL422939A1
|
|
Water pressure electricity generating plant
|
|
PL422841A1
|
|
Ball-type electricity generating plant
|
|
PL422842A1
|
|
Centrifugal electricity generating plant
|
|
PL422816A1
|
|
Pendulum electricity generating plant
|
|
PL422737A1
|
|
Bottom-pull steam turbine
|
|
PL422682A1
|
|
Polish motor
|
|
PL422684A1
|
|
Water-power plant on land
|
|
PL422683A1
|
|
Water-power plant without a dam
|
|
PL422629A1
|
|
Rotary piston engine
|
|
PL422628A1
|
|
Vertical collector
|
|
PL422586A1
|
|
Heating, ventilation and air conditioning (HVAC) system
|
|
PL422587A1
|
|
Wind motor
|
|
PL422588A1
|
|
Solar engine
|
|
PL422517A1
|
|
Self-clamping scaffolding
|
|
PL422518A1
|
|
Fireplace heating with air coil
|
