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Die Abhängigkeit der Patentertheilung vom Nachweis der praktischen Verwerthbarkeit und die Praxis des Patentamtes
Author(s) -
Heller A.
Publication year - 1902
Publication title -
angewandte chemie
Language(s) - German
Resource type - Journals
eISSN - 1521-3757
pISSN - 0044-8249
DOI - 10.1002/ange.19020155203
Subject(s) - german , philosophy , linguistics

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