Pearson, G. H. <br/><br/>
Valve design 

 - London :  Mechanical Engineering Publications,  1978 
 - 358 p. :  il. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>VALVULAS DE CONTROL NEUMATICO
<br/><br/><label>Dewey Class. No.: </label>621.84  / P362