Buscar : Título Autor Tema Serie Número de llamada que comienza con: 10 20 30 50 100 por página < Encabezamientos 10 anteriores Encabezamientos 10 siguientes > Consultar encabezamientos # Inventions 96 SEE ALSO narrower term: Patents and government-developed inventions 1 SEE ALSO: Research, Industrial 5 SEE ALSO narrower term: Technological innovations 122 SEE ALSO narrower term: Technology transfer 1 Inventions -- Africa -- Juvenile literature 2 Inventions -- Arab countries -- Juvenile literature. 1 Inventions -- Asia -- History -- Juvenile literature. 1 Inventions -- Asia -- Juvenile literature. 1 Inventions -- Bibliography 1 Inventions -- Canada -- Drama. 1 Inventions -- Caricatures and cartoons 1 Inventions -- China -- History -- Juvenile literature 1 Inventions -- Comic books, strips, etc. 13 10 20 30 50 100 por página < Encabezamientos 10 anteriores Encabezamientos 10 siguientes >