• Início
  • International Patent Classification

International Patent Classification

hierarchical patent classification system

en-GB/ˌɪntəˈnæʃənəl ˈpeɪtnt ˌklæsɪfɪˈkeɪʃən/
en-US/ˌɪntɚˈnæʃənɑl ˈpætənt ˌklæsəfəˈkeɪʃən/

Categorias:

patent classification