Duda, Frank T. <br/><br/>
A computer program to rapidly screen explosion proof enclosures 
Duda, Frank T. 
 - Washington  Bureau of mines  1989 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINERIA<br/>PROGRAMA DE COMPUTADORA<br/>TECNOLOGIA MINERA
<br/><br/><label>Universal Decimal Class. No.: </label>622:004.51