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Priority claimed from PCT/EP1989/000644external-prioritypatent/WO1990000647A1/en
Application filed by Wayss & Freytag AgfiledCriticalWayss & Freytag Ag
Publication of DK65490ApublicationCriticalpatent/DK65490A/en
Publication of DK65490D0publicationCriticalpatent/DK65490D0/en
Application grantedgrantedCritical
Publication of DK166592B1publicationCriticalpatent/DK166592B1/en
DK065490A1989-06-081990-03-13Method for producing points sleepers made of concrete, and a ribbed plate, a bottom plate or, respectively, a shuttering plate for use in implementation of the method
DK166592B1
(en)
Method for producing points sleepers made of concrete, and a ribbed plate, a bottom plate or, respectively, a shuttering plate for use in implementation of the method