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Standards of patentability for European inventions : should an inventive step advance the art? / Hanns Ullrich. -- 1. Nachdruck der 1. Aufl. 1977. -- Weinheim : Verlag Chemie , c1980. -- xxi, 116 p. ; 24 cm. -- (IIC studies : studies in industrial property and copyright law ; v. 1). -- Bibliography: p. [xiii]-xxi ; Includes index. -- ISBN 3527256954 ; (BA12113358) ; https://ci.nii.ac.jp/ncid/BA12113358
Author Heading(s): Ullrich, Hanns. -- Classification(s): LCC : LAW ; NDC8 : 329.86. -- Subject Heading(s): LCSH : Inventions -- Europe ; LCSH : Patent laws and legislation -- Europe ; LCSH : Patent laws and legislation -- United States
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