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Application filed by James Thomas Mitchell JohnstonfiledCriticalJames Thomas Mitchell Johnston
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Publication of DK45452CpublicationCriticalpatent/DK45452C/da
DK45452D1930-02-041931-01-21Anordning, ved Hjælp af hvilken Bitumen eller et lignende Materiale kan arbejdes ud over en Vejoverflade eller lignende.
DK45452C
(da)