Report on the continunace of protection to the piston assembly (pistous, piston rings and gudgeon pins) industry Bombay 1960 

 - Delhi  The manager of republications         1960 
 - 41p  cm. 
<br/><br/> PTC. 376(N)/500; App.: 27-41p 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(D643):531.2.N60t, Ko