Steering Committee : Special Union for the International Patent Classification (IPC Union) : OMPI : 1976- [5 Sessions].

1 volume (various paging) ; [28] cm

E 2354G13294 WIPO.IPC/ST(F/E)

(F/E) : French and English version; Sessions : 1e : Geneva 19-23 January 1976 ; IPC/ST/I/1-11; (F/E); 2e : Geneva 11-18 October 1976 ; IPC/ST/11/1-25; (F/E); 3e : Geneva 21-28 March 1977 ; IPC/ST/III/1-25; (F/E); 4e : Geneva 14-21 November 1977; IPC/ST/IV/1-21 ; (F/E); Vol I; 4e : Geneva 14-21 November 1977; IPC/ST/IV/1-10 ; (F/E); Vol II 5e : Geneva 26 June-24 July 1978; IPC/ST/V/1-10 ; (F) ; 5e : Geneva 26 June-24 July 1978; IPC/ST/V/11-25 ; (E) ;.

Geneva [Switzerland] : World Intellectual Property Organization, 1976-

English