✦ LIBER ✦
A patent system for the People's Republic of China — impressions from an official visit
✍ Scribed by A. Wittmann
- Publisher
- Elsevier Science
- Year
- 1980
- Tongue
- English
- Weight
- 257 KB
- Volume
- 2
- Category
- Article
- ISSN
- 0172-2190
No coin nor oath required. For personal study only.