|
DE667674C
|
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Wind dam with many small, net-like wind wheels arranged one above the other and next to each other
|
|
US1895747A
|
|
Pressure accumulator for gases and liquids
|
|
US1817226A
|
|
Container for gases or liquids under high pressure
|
|
DE526687C
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Device for generating electrical energy through wind power with the help of many small wind turbines
|
|
GB244327A
|
|
Improvements in internal combustion engines
|
|
GB245214A
|
|
Improvements in apparatus for heating water and other liquids
|
|
GB172078A
|
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Improvements in and relating to apparatus for utilizing the energy of waves
|
|
GB165629A
|
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Improvements in the method of, and apparatus for, storing and utilizing power
|
