Mobile trolleys and carts for transporting or storing medical apparatus and instruments; lockable mobile trolleys and carts for supporting or storing medical apparatus and instruments; mobile trolleys and carts for transporting or storing medical endoscopes; lockable mobile trolleys and carts for transporting or storing medical endoscopes; mobile trolleys for transporting or storing medical trays; lockable mobile trolleys for transporting or storing medical trays; mobile trolleys for transporting or storing surgical instruments to be cleaned, disinfected or decontaminated; lockable mobile trolleys for transporting or storing surgical instruments to be cleaned, disinfected or decontaminated