International patent classification  1974, Vol 2.section D-H 

 - 2nd 
 - Morgan-Grampian Limited  London  1974 
 - Patent classification Textile Paper 
<br/><br/><label>Nat. Bib. No.: </label>3797 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>608.3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering & Technology
<br/><br/><label>Universal Decimal Class. No.: </label>608.3