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Priority to ES1972186185UpriorityCriticalpatent/ES186185Y/en
Publication of ES186185UpublicationCriticalpatent/ES186185U/en
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Publication of ES186185YpublicationCriticalpatent/ES186185Y/en
Improved transmission for boats characterized by understanding, a box in which two parallel axles have been coupled, the first of which is solidary with two connecting rods and two pedals as well as internally in a driving toothed wheel, which second axle, which is also has fixed a conical crown in constant take with a smaller pinion likewise conical, located at the end of an axis which, in the opposite, involves a helix. (Machine-translation by Google Translate, not legally binding)
ES1972186185U1972-11-281972-11-28
PERFECTED TRANSMISSION FOR BOATS.
ExpiredES186185Y
(en)