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Filing date
Publication date
Application filed by Poulsen & Co As LfiledCriticalPoulsen & Co As L
Priority to DK292456ApriorityCriticalpatent/DK89942C/da
Application grantedgrantedCritical
Publication of DK89942CpublicationCriticalpatent/DK89942C/da
DK292456A1956-08-181956-08-18Skærm til hænge- eller stålamper opbygget af ved hjælp af endeflanger koaksialt sammenstillede skærmelementer.
DK89942C
(da)