[Class : 1] Chemical Products For Industrial Purposes; Chemical Products For Printing; Photographic Plates; Aluminium Photosensitive Plates; Colour Photographic Plates; Ferrotype Photographic Plates; Chemical Compositions For Absorbing Moisture; Chemical Preparations For Photography; Compound Of Chemical Products For Distributing; Printing Inks; Photographic Developing Preparations And Substances; Gallate Developers; Gums And Adhesives For Industrial Use Or Manufacturing Process; Scum Removers; Acid Proof Sensitizers Used In Photography; Sensitizers Paper, Films And Cloth; Preservatives Included In Class 1; Chemicals For Positive Working Acid Development Deep Etch Plate Making; Chemicals For Negative Working Wipe On Plate Making; Chemicals For Positive Working Water Development Deep Etch Plate Making; Pressroom Chemicals; Fountain Solutions; Washes Used In Printing Industry; Pre Sensitized Chemicals.