(1994). Locarno agreement establishing an international classification for industrial design signed at London on October 8, 1968. WIPO.
Styl cytowania ChicagoLocarno Agreement Establishing an International Classification for Industrial Design Signed at London on October 8, 1968. Geneva: WIPO, 1994.
Styl cytowania MLALocarno Agreement Establishing an International Classification for Industrial Design Signed at London on October 8, 1968. WIPO, 1994.
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