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Application filed by Direktoer Claude Board Champio, Direktoer Ernest George Fussel, Fussell S Rubber Company LtdfiledCriticalDirektoer Claude Board Champio
Priority to DK340350ApriorityCriticalpatent/DK76317C/da
Application grantedgrantedCritical
Publication of DK76317CpublicationCriticalpatent/DK76317C/da
Fremgangsmåde til formning og anbringelse af fremspringende materialedele, f. eks. tværgående ribber, på overfladerne af forud formede bygningssten og apparat til udøvelse af fremgangsmåden.