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Priority to ES1978236831UpriorityCriticalpatent/ES236831Y/en
Publication of ES236831UpublicationCriticalpatent/ES236831U/en
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Publication of ES236831YpublicationCriticalpatent/ES236831Y/en
Headgear for helmets, characterized by being constituted from a single-piece whole obtained by injection in high density polyethylene, with a great resistance to stress and organically unalterable, from whose central elliptic cap emerging branches, 4, 5 or 6 preferably, regularly distributed throughout the contour, at the ends of which a thickening is envisaged as a ribbed nail to tie it to the case where it has to be adapted, with all guarantee of tightness and without casual separation sensitivity. (Machine-translation by Google Translate, not legally binding)
ES1978236831U1978-06-231978-06-23
GETTING FOR HELMETS.
ExpiredES236831Y
(en)
Improvements in the construction of two-piece containers with intermediate air pressure chamber (Machine-translation by Google Translate, not legally binding)