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Individual
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Individual
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Priority to ES64978ApriorityCriticalpatent/ES64978A2/en
Publication of ES64978A2publicationCriticalpatent/ES64978A2/en
ES64978A1917-07-181917-07-18
A new method of manufacturing rods for fans, without source, whatever the number of rods, the size and the shapes.
ExpiredES64978A2
(en)