protocol convent octob govern feder republ germani czech slovak feder republ european econom commun intern commiss protect elb govern feder republ germani czech slovak feder republ european econom commun regard convent octob intern commiss protect elb agre articl purpos fulfil task confer convent commiss legal capac accord law obtain place secretariat headquart capac conclud contract requir fulfil task acquir dispos immov movabl properti part legal proceed purpos commiss repres chairman chairman appoint repres accord rule procedur articl protocol enter forc dai dai signatori inform govern feder republ germani depositori precondit entri forc requir nation law fulfil magdeburg decemb origin copi german czech languag text equal bind govern feder republ germani govern czech slovak feder republ european econom commun