Evolution of patent filing activities in the EEC
Subtitle: a contribution to the study and assessment of the technological trends developing in the EEC from 1969 to 1975
By: (by) H. Grevink and H. Kronz.
Contributors: Kronz, H.; Commission of the European Communities. Directorate-General for Scientific and Technical Information and Information Management.
Series: Information management; EUR6574
Publisher: Commission of the European Communities, Directorate-General 'Scientific and Technical Information and Information Management'
Published: 1980
Place of publication: Luxembourg
Language: eng