Indian Standard : Specification for Rubber Sealing Rings for Domestic Fruit and Vegetable Preserving Jars 

 - N.Delhi  Indian Standards Institution  1969 
 - 14p. 
<br/><br/><label>Subjects--Index Terms: </label>IS Code  IS : 5193 - 1969 
<br/><br/><label>Dewey Class. No.: </label>683.536.8  / ISI