Official gazette of the united states patent and trademark Office 

 - Washington :  United States Government Printing Office,  1981 
 - v. ;  30 cm. 
<br/><br/> Title from cover  Issue for March 17, 1981  Library has v.1004, no.3  United States.  United States. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gazettes--United States<br/>-public administration--United States
<br/><br/><label>Dewey Class. No.: </label>351.05973