Patent office handbook 

 - 12th 
 -  1964 
<br/><br/><label>Standard No.: </label>34887 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LAW
<br/><br/><label>Dewey Class. No.: </label>Z2:2673g, K4