✦ LIBER ✦
International patent data: their utilization for the analysis of technological developments : Faust K. and Schedl H. World Patent Information 5 (3), 144–157
- Publisher
- Elsevier Science
- Year
- 1983
- Tongue
- English
- Weight
- 136 KB
- Volume
- 5
- Category
- Article
- ISSN
- 0172-2190
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