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Application filed by Erik Christian BayerfiledCriticalErik Christian Bayer
Priority to DK74245ApriorityCriticalpatent/DK65144C/da
Application grantedgrantedCritical
Publication of DK65144CpublicationCriticalpatent/DK65144C/da
DK74245A1945-04-101945-04-10Fremgangsmaade ved Fremstilling af lette Klinker som Tilslagsmateriale til Bygningsmaterialer og lignende Materialer.
DK65144C
(da)