Reports of patent,design and trade mark cases: V.6,1889   

 - London:  Patent Office,  1889 
 - 577p. 
<br/><br/> See for cost vol.1 
<br/><br/><label>ISBN: </label>0406909210 
<br/><br/><label>Dewey Class. No.: </label>346.048605 REP