At head of title: Board of Trade.
'...an unofficial English translation of the official text in French and German...[published] in March [1970]...' - note.
Patents in the Common Market : unofficial translation of 'A preliminary draft of a convention for the European Patent for the Common Market'. ISBN 0115104070. Published by H.M.S.O in 1970. Publication and catalogue information, links to buy online and reader comments.