Devoted to the solution of the problem of flying, in 1906 Torres Quevedo patents a new system of autorigid dirigeable balloon. Once he had built several models in Spain, D. Leonardo sold his patent to a French company: Astra. The french Army acquiered several units, which were succesfully used durin...

Full description

Bibliographic Details

Main Author:	Redondo Alvarado, María Dolores
Published:	2000
Online Access:	http://dialnet.unirioja.es/servlet/oaiart?codigo=62250