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Application filed by K Aa PedersenfiledCriticalK Aa Pedersen
Priority to DK159575ApriorityCriticalpatent/DK142377B/da
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Publication of DK142377BpublicationCriticalpatent/DK142377B/da
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Publication of DK142377CpublicationCriticalpatent/DK142377C/da
DK159575A1975-04-141975-04-14Fremgangsmåde og form til fremstilling af et byggeelement med en kerne af opskummet plast og en af metalplade bestående overfladebeklædning.
DK142377B
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