SIRIM QAS Directory of Certified Products & Companies 2003 Your Guide to Certified Supplies of Products and Services Sirim QAS Sdn. Bhd. - Selangor, Malaysia SIRIM QAS Sdn. Bhd. 2003 - 342p. ill. col. 30 cm Subjects--Topical Terms: Patents--SIRIM DirectoryProducts & Companies--SIRIM Directory