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* index scan  (Subject headings (XSP))E
 restrict (Basic classification (XBKL)) 50.06 (Patentwesen, Erfindungen)
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 2 
e.p.a. europäisches patentamt
 2 
e.p.o. european patent office
 1 
early modern period
 2 
east jersey
 2 
economia
 2 
economía
 1 
economia de recursos
 1 
economía de recursos
 1 
economia delle risorse
 2 
economic aspects
 1 
economic development
 2 
economic life
 2 
economics
 2 
économie
 1 
économie des ressources
 2 
economy
 1 
edad moderna
 6 
edison
 6 
edison, thomas
 1 
edison, thomas a
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