SEE CONCEPT

Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking (supervision), life-saving and teaching apparatus and instruments; magnetic recording media, sound recording or optical disks; spectacles (optics); optical goods; spectacle cases

Typewriters and office requisites (except furniture); writing instruments

Advertising; direct mail advertising (leaflets, prospectuses, printed matter, samples); presentation of goods on communication media, for retail purposes; organization of exhibitions for commercial or advertising purposes; rental of advertising time on all communication media; publication of advertising texts; rental of advertising space; dissemination of advertisements; public relations