Biodegradable water soluble plastics in pellet form for use in further manufacture

Paper, cardboard and goods made of these materials not included in other classes; printed matter; bookbinding material; photographs; stationery; adhesives for stationery or household purposes; artists' supplies; paintbrushes; typewriters and office requisites (except furniture); instructional and teaching material (except apparatus); plastic materials for packaging (not included in other classes); printers' type; printing blocks