Medical and surgical devices in the nature of entry devices for accommodating medical and surgical instruments orally and rectally into the human or animal body; medical respiratory connecting devices for connection to entry devices for endoscopes and other medical and surgical instruments to the human or animal body; medical face mask connecting devices for connection to entry devices for endoscopes and other medical and surgical instruments to the human or animal body; insufflators for medi...

Chemical, biochemical and biological preparations and agents for industrial and scientific purposes, particularly for [ the verification, for the identification, for the ] specific and unspecific enrichment and removal of microorganisms and their components; microorganisms and their components for industrial and scientific purposes in the field of molecular biology, biotechnology, microbiology, foodstuff and environmental technology