1.
2.
3.
Courbevoie [France] : Institut National de la Propriété Industrielle, 1947.
French | 10A OMPI |
4.
[Geneva, Switzerland] : [World Intellectual Property Organization], 1963.
English | 6B OMPI |
5.
Courbevoie [France] : Institut National de la Propriété Industrielle, 1950.
French | 10A OMPI |
6.
[Geneva, Switzerland] : [World Intellectual Property Organization], 1969.
Spanish | 10.34667/tind.35059 |
7.
8.
[Geneva, Switzerland] : [World Intellectual Property Organization], 1968.
English | 10.34667/tind.28637 |
9.
10.
[Geneva, Switzerland] : [World Intellectual Property Organization], 1969.
French | 10.34667/tind.29936 |