Foster, Frank H <br/><br/>
Patents, copyrights & trademarks 

 - 2nd ed. 
 - New York  Wiley & Sons  1993 
 - xii, 260 p. : ill. ; ; 27 cm. 
<br/><br/><label>ISBN: </label>9780471581246 
<br/><br/><label>Dewey Class. No.: </label>346.730