Patentwesen in der Chemie
Subtitle: Ursprünge, Anfänge, Entwicklung
By: [von] P.A. Zimmermann.
Publisher: Badische Anilin- und Sodafabrik
Published: 1965
Place of publication: Ludwigshafen am Rhein
Language: ger
Number of pages: 155
Subjects: Chemical engineering -- Patents.
Notes: Bibliography: p. 142-148.
Includes index.