International patent classification : core level.
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| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
[Geneva, Switzerland] :
WIPO,
2006.
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| Edición: | 8. edition |
| Materias: |
| Notas: | Algunos datos tomados de la cubierta--Contenido: v.1 Sections A and B: Human necessities, performing operations, tranporting--v.2 Sections C and D: Chemistry, metallurgy, textiles, paper--v.3 Sections E and F: Fixed constructions, mechanical engineering, lighting, heating, weapons, blasting--v.4 Sections G and H: Physics, electricity--v.5 Guide to the IPC--ISBN 92-805-1438-5 (v.1)--ISBN 92-805-1439-3 (v.2)--ISBN 92-805-1440-7 (v.3)--ISBN 92-805-1441-5 (v.4)--ISBN 92-805-1442-3 (v.5) |
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| Descripción Física: | 5 volúmenes. |