International patent classification . Volume 2 , Sections C and D
- 8th ed. , (2006), core level
- Geneva : World Intellectual Property Organization (WIPO), 2006.
- 1 v. (various pagings).
Contents: Volume 1. Section A, human necessitites. Section B, performing operations, transporting -- Volume 2. Section C, chemistry, metallurgy. Section D, textiles, paper -- Volume 3. Section E, fixed constructions. Section F, mechanical engineering, lighting, heating, weapons, blasting -- Volume 4. Section G, physics. Section H, electricity -- Volume 5. Guide.
9280514393
Patents--Classification
Chemistry--Patents
Metallurgy--Patents
Textile fabrics--Patents
Paper--Patents
T 255 .F4 / I573 2006
Contents: Volume 1. Section A, human necessitites. Section B, performing operations, transporting -- Volume 2. Section C, chemistry, metallurgy. Section D, textiles, paper -- Volume 3. Section E, fixed constructions. Section F, mechanical engineering, lighting, heating, weapons, blasting -- Volume 4. Section G, physics. Section H, electricity -- Volume 5. Guide.
9280514393
Patents--Classification
Chemistry--Patents
Metallurgy--Patents
Textile fabrics--Patents
Paper--Patents
T 255 .F4 / I573 2006