Accounting	49
Accumulators	8
Agriculture	348
Animal husbandry	7
Antennas and waveguides	27
Art	3
Banking	1
Book binding	6
Business	3
Cables and cable production	10
Chemistry	198
Coal	13
Commerce	20
Communications	549
Construction	109
Criminal law	35
Cultural studies	7
Customs	6
Data processing	1
Demography	11
Earth sciences	156
Economics	154
Education	35
Electric machinery	7
Electric motors	5
Electric traction	15
Electrical engineering	1
Electricity generation	13
Electronics	598
Employment	2
Energy industry	32
English	5
Environment	146
Finances	432
Fish farming pisciculture	49
Food industry	31
Forestry	4
General	870
Government, administration and public services	8
Health care	140
Hobbies and pastimes	6
Human rights activism	23
Immigration and citizenship	40
Industry	246
Information technology	438
Insurance	52
International law	2
International trade	16
Investment	4
Isolation	1
Labor law	20
Labor organization	2
Law	528
Leather	3
Life sciences	91
Lighting other than cinema	9
Magnetics	6
Marketing	81
Materials science	94
Mathematics	17
Mechanic engineering	139
Medical	66
Metallurgy	202
Microsoft	205
Municipal planning	6
Natural sciences	77
Nuclear and fusion power	2
Nuclear physics	20
Obsolete / dated	15
Oil / petroleum	1
Patents	287
Pharmacy and pharmacology	30
Physical sciences	12
Physics	5
Politics	89
Polygraphy	11
Power electronics	27
Power lines	8
Power system protection	11
Private international law	9
Procedural law	26
Radio	23
Radiobiology	3
Radiology	4
Rail transport	6
Reliability	1
Religion	2
Research and development	5
Scientific	8
Security systems	1
Semiconductors	3
Social science	55
Sociology	5
Sound recording	6
Statistics	124
Taxes	22
Technology	51
Telecommunications	13
Telegraphy	16
Telephony	4
Textile industry	4
Thermal Energy	10
Trade unions	11
Transformers	4
Transport	412
United Nations	29
Vacuum tubes	1
Welding	2
Wind Energy	1
Wood processing	1
Work flow	23


in
gen.	i; på; till


controfaccia
industr. construct.	spärrfaner