Patenting and marketing your invention / 
Bernard Rivkin. 
 - New York:  Van Nostrand Reinhold Co.,  1986. 
 - 216 pages ;  26 cm. 
<br/><br/><label>ISBN: </label>0442278241 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Patents.<br/>Inventions.