Inertia, momentum, centrifugal and centripetal forces have been harnessed for propulsion systems recognized and certified by the United States government and other governments around the world. These propulsion methods can be utilized for land, sea and aer

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Inertia, momentum, centrifugal and centripetal forces have been harnessed for propulsion systems recognized and certified by the United States government and other governments around the world. These propulsion methods can be utilized for land, sea and aer
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Výrobce Createspace Independent Publishing Platform