Singer, Berthold <br/><br/>
Trade mark laws of the world, and unfair trade 
by B. Singer. 
 - Chicago  [Hammond press, W. B. Conkey company]  1913. 
 - 1 p. b., [5]-685, [1] p.  24cm. 
<br/><br/><label>LCCN: </label>13002580  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trademarks<br/>Competition, Unfair
<br/><br/><label>Subjects--Index Terms: </label>Marcas de fabricas. Competencia económicas desleal.