(b) goods; articles and articles; articles and articles; articles and articles; articles and articles; articles and articles; articles and pieces of articles; articles and pieces of articles; articles and pieces of articles; articles and pieces of articles; articles and pieces of articles; articles and pieces of articles; articles and pieces of articles; articles of articles and pieces of articles; articles and pieces of articles; articles of articles and pieces of articles; articles and pieces of articles of articles; articles and pieces of articles; articles of articles of articles and pieces of articles; articles of articles and pieces of articles; articles of articles and pieces of articles; articles and articles of articles of articles; articles of articles and pieces of articles of articles; articles of articles and pieces of articles of articles; articles of articles of articles and pieces of articles; articles of articles and pieces of articles of articles; articles of articles and pieces of articles; articles of articles and articles of articles; articles of articles and pieces of articles; articles of articles of articles and pieces of articles; articles of articles of articles of articles and articles; articles and articles of articles of articles; articles of articles and articles of articles; articles of articles and articles of articles; articles of articles and articles of articles of articles; articles the licensing project for the development of hardware products (in addition to those subject to legal authorization, operating on an autonomous basis under a business licence): transmission of electricity, electricity, installation, maintenance and testing of electrical power receiving facilities (project subject to legal authorization, subject to the approval of the relevant department, subject to the approval document or licence)