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  • EVOLUTION OF PATENT - FILING ACTIVITIES IN THE USA. A CONTRIBUTION TO THE STUDY AND ASSESSMENT OF TECHNOLOGICAL TRENDS IN THE USA FROM 1969 TO 1974, BASED ON A STATISTICAL ANALYSIS OF PATENTS

Additional information

Authors: GREVINK H, CEC-LUXEMBOURG, L;KRONZ H CEC-LUXEMBOURG, L, CEC-LUXEMBOURG, L
Bibliographic Reference: EUR 6575 E, P. 132, BFR 560, 1980
Availability: Can be ordered online
Record Number: 1989118108100 / Last updated on: 1992-11-03
Category: PUBLICATION
Available languages: en
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