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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to CA000351708ApriorityCriticalpatent/CA1161625A/fr
Application grantedgrantedCritical
Publication of CA1161625ApublicationCriticalpatent/CA1161625A/fr
Dalle comportant une partie centrale creuse et servant a creer un sol dans lequel on peut incorporer des conduits et procede servant a creer un sol comprenant des conduits au moyen de ces dalles