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Priority claimed from US00189670Aexternal-prioritypatent/US3799767A/en
Application filed by United States Pipe FoundryfiledCriticalUnited States Pipe Foundry
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Publication of DK153686BpublicationCriticalpatent/DK153686B/da
Fremgangsmade til stobning af betonror ved centrifugalstobninfremgangsmade til stobning af betonror ved centrifugalstobning og stobeform til brug ved udovelse af fremgangsmaden g og stobeform til brug ved udovelse af fremgangsmaden