Mould James <br/><br/>
Inventions patents and monopoly 

 - London  Stevens & Sons, Limited UK      1946 
 - xvi,352p  cm. 
<br/><br/><label>Standard No.: </label>24,437 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Z3:2673, H6