North, Hallie B. <br/><br/>
Commercial food patents, U.S., 1979 / 
Hallie B. North. 
 - Westport, Conn. :  AVI Pub. Co.,   1980 
 - 228 p.  :  ill. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Food industries --Equipment and supplies -- Patents.
<br/><br/><label>Dewey Class. No.: </label>364.0486  / NOC 1980