Йоханнес Якобус Фюттерер
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FIELD: engines and pumps. SUBSTANCE: in compliance with this invention an engine comprises a rack with the surface structure provided with an engagement element arranged to alternate in two… Continue Reading
1. Engine system comprising: an engine having: - an element of the toothed rack having on its surface structure, wherein said structure has a periodic arrangement of the engagement member in at least… Continue Reading