Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES222829ApriorityCriticalpatent/ES222829A1/en
Publication of ES222829A1publicationCriticalpatent/ES222829A1/en
Improvements introduced in the manually operated drive vanes, characterized in that they establish a relation between the handle and the driving surface, corresponding to an angular position thereof, determined by the upward and downward rotation of the hand, in flexion on the wrist. (Machine-translation by Google Translate, not legally binding)
ES222829A1955-07-061955-07-06Improvements introduced in the manual drive pulls (Machine-translation by Google Translate, not legally binding)
ExpiredES222829A1
(en)