agotamiento comunitario y protección territorial absoluta Massaguer, José creator text sp Barcelona Librería Bosch 1989 monographic spa 463 p. 25 cm. José Massaguer. Includes bibliographical references (p. 31-51). Patent laws and legislation European Economic Community countries Patent laws and legislation Spain KJE2775 .M37 1989. 847698054X 970227 20160527194505.0 209166