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DK51561D1931-04-201931-04-20Fremgangsmaade til Fremstilling af en af kautsjukovertrukne, indbyrdes sammenhængende Fibre bestaaende porøs Polstring.
DK51561C
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Eftergivende Materiale, bestaaende af bøjelige Fibre, og Pude- og Hydelegemer fremstillet af samme, samt Fremgangsmaade til Fremstilling af Materiale og Legemer.