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Individual
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Individual
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Priority to ES93437UpriorityCriticalpatent/ES93437U/en
Publication of ES93437UpublicationCriticalpatent/ES93437U/en
New toy helicopter, characterized in that it offers a vertical axis of rotation through a hollow chamber accessible from the bottom, and whose axis carries in a threaded sector an arm nut for coupling therein the end of the shaft of the device propulsion, and whose axis of rotation, outside the body of the toy, carries the lower half of the body of insertion of the blades, the other half of which is mounted on the same axis and the unión of both parts is secured by means of another nut. Threaded (Machine-translation by Google Translate, not legally binding)
ES93437U1962-06-011962-06-01New toy helicopter (Machine-translation by Google Translate, not legally binding)
PendingES93437U
(en)