PDF 2021.01

SECTION A - HUMAN NECESSITIES

A01 - A21 - A22 - A23 - A24 - A41 - A42 - A43 - A44 - A45 - A46 - A47 - A61 - A62 - A63 - A99

SECTION B - PERFORMING OPERATIONS; TRANSPORTING

B01 - B02 - B03 - B04 - B05 - B06 - B07 - B08 - B09 - B21 - B22 - B23 - B24 - B25 - B26 - B27 - B28 - B29 - B30 - B31 - B32 - B33 - B41 - B42 - B43 - B44 - B60 - B61 - B62 - B63 - B64 - B65 - B66 - B67 - B68 - B81 - B82 - B99

SECTION C - CHEMISTRY; METALLURGY

C01 - C02 - C03 - C04 - C05 - C06 - C07 - C08 - C09 - C10 - C11 - C12 - C13 - C14 - C21 - C22 - C23 - C25 - C30 - C40 - C99

SECTION D - TEXTILES; PAPER

D01 - D02 - D03 - D04 - D05 - D06 - D07 - D21 - D99

SECTION E - FIXED CONSTRUCTIONS

E01 - E02 - E03 - E04 - E05 - E06 - E21 - E99

SECTION F - MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F01 - F02 - F03 - F04 - F15 - F16 - F17 - F21 - F22 - F23 - F24 - F25 - F26 - F27 - F28 - F41 - F42 - F99

SECTION G - PHYSICS

G01 - G02 - G03 - G04 - G05 - G06 - G07 - G08 - G09 - G10 - G11 - G12 - G16 - G21 - G99

SECTION H - ELECTRICITY

H01 - H02 - H03 - H04 - H05 - H99