1.
International Patent Classification : Revision Concordance List : INT.CL.6 / INT.CL.7
World Intellectual Property Organization
Geneva [Switzerland] : World Intellectual Property Organization (WIPO), 1999.
Seventh edition.
English | E 348G1329 WIPO.INT(7) RCL(E/F) |
Detailed record - Similar records
2.
Official catchword index to the seventh edition (1999) of the International Patent Classification
World Intellectual Property Organization
Geneva [Switzerland] : World Intellectual Property Organization (WIPO), 1999.
Seventh edition.
English | E 348G1329 WIPO.IPC(7) INDEX |
Detailed record - Similar records
3.
International Patent Classification
World Intellectual Property Organization
[Geneva, Switzerland] : [World Intellectual Property Organization], 1999.
Seventh edition.
English | E 348G1329 WIPO.IPC(7) |
Detailed record - Similar records
4.
International Patent Classification (Strasbourg Agreement) signed at Strasbourg, on March 24, 1971.
World Intellectual Property Organization,
Geneva, Switzerland : World Intellectual Property Organization, 1971.
Danish | E 235G1329 WIPO.S (F/E) |
Detailed record - Similar records