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Application filed by Spanel Abram NathanielfiledCriticalSpanel Abram Nathaniel
Priority to DK71769ApriorityCriticalpatent/DK145471C/da
Publication of DK145471BpublicationCriticalpatent/DK145471B/da
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Publication of DK145471CpublicationCriticalpatent/DK145471C/da
Fremgangsmaade til indvendig beklaedning af en roerformet passage,saasom en kloakledning,samt roerformet laminat til brug ved udoevelse af fremgangsmaaden