OPTYREL

CHEMICALS, NAMELY, CHLOROSILANES FOR USE IN SCIENCE, PHOTOGRAPHY, AGRICULTURE, HORTICULTURE AND FORESTRY INDUSTRIES; CHEMICALS, NAMELY, CHLOROSILANES FOR USE IN THE MANUFACTURE OF A WIDE VARIETY OF GOODS

TREATMENT OF MATERIALS, NAMELY, COATING OF OPTICAL FIBERS

RESEARCH AND DEVELOPMENT FOR NEW PRODUCTS FOR OTHERS; TECHNOLOGICAL CONSULTATION AND RESEARCH IN THE FIELD OF SILANES AND OPTICAL FIBERS