2007
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Invention
|
A flying toy supported by a birotor whose blades are partially flexible. A flying toy suitable fo... |
|
Invention
|
A flying aircraft supported by a birotor having dihedral blades. A flying aircraft of the type in... |
|
Invention
|
An eolian tower with a birotor. An eolian tower comprising a high fixed load bearing structure (1... |
2003
|
Invention
|
A didactic aid for learning a positional numbering notation system. A device for manual operation... |
2002
|
G/S
|
Games, toys; gymnastics and sports articles (except for
clothing); Christmas tree ornaments and ... |
|
Invention
|
Suspended runway. A runway over which can travel vehicles driven by gravity, comprising in its wh... |
1971
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G/S
|
Jeux, jouets; articles de gymnastique et de sport (à
l'exception des vêtements); ornements et dé... |
|
G/S
|
Appareils et instruments scientifiques, didactiques et
d'enseignement. Matériel didactique, d'in... |
|
G/S
|
Matériel didactique, d'instruction et d'enseignement (à
l'exception des appareils). Jeux et jouets. |