Be An Inventor. 

 - S.l. :  United Learning,  c1994. 
 -  1 VCD (ca. 21 min.) : sd., col. ; 4 3/4 in. 
<br/><br/><label>ISBN: </label>VCD 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inventions
<br/><br/><label>LC Class. No.: </label>609 B35 c1994