| http://www.w3.org/ns/prov#value | - This barrier is comprised of a stiffly flexible, firm but not hard, frame made of a material such as polyvinyl chloride tubing, the size of the frame being expandable to allow for press...http://www.google.fr/patents/US4213636?utm_source=gb-gplus-shareBrevet US4213636 - Safety barrier for a vehicle Recherche avanc???e dans les brevets Num???ro de publicationUS4213636 AType de publicationOctroi Num
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