SIRIM QAS Directory of Certified Products & Companies 1998 2004 : Your Guide to Certified Supplies of Products and Services Sirim QAS Sdn. Bhd. - Selangor, Malaysia SIRIM QAS Sdn. Bhd. - 36p. ill. 30 cm Addendum Listing[July - November 2003] Subjects--Topical Terms: Patents--SIRIM DirectoryProducts & Companies--SIRIM Directory