IPC 6 English version  Class H05
SECTION H– ELECTRICITY

H 05

ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

H 05 B

ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR (apparatus for special application, see the relevant places, e.g. A 47 J, B 21 J, B 21 K, C 21, C 22, C 23, F 21, F 24, F 27)

H 05 C

ELECTRIC CIRCUITS OR APPARATUS SPECIALLY DESIGNED FOR USE IN EQUIPMENT FOR KILLING, STUNNING, ENCLOSING OR GUIDING LIVING BEINGS (stationary means for catching or killing insects by electric means A 01 M 1/22; slaughtering or stunning by electric current A 22 B 3/06)

H 05 F

STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY (electrostatic machines H 02 N; uses of electricity in performing operations, e.g. precipitation, see the relevant subclasses for the operations)

H 05 G

X-RAY TECHNIQUE (apparatus for radiation diagnosis A 61 B 6/00; X-ray therapy A 61 N; testing by X-rays G 01 N; apparatus for X-ray photography G 03 B; filters, conversion screens, microscopes G 21 K; X-ray tubes H 01 J 35/00; TV systems having X-ray input H 04 N 5/321)

H 05 H

PLASMA TECHNIQUE (fusion reactors G 21 B; ion-beam tubes H 01 J 27/00; magnetohydrodynamic generators H 02 K 44/08; producing X-rays involving plasma generation H 05 G 2/00); PRODUCTION OF ACCELERATED ELECTRICALLY- CHARGED PARTICLES OR OF NEUTRONS (obtaining neutrons from radioactive sources G 21, e.g. G 21 B, G 21 C, G 21 G); PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS (atomic clocks G 04 F 5/14; devices using stimulated emission H 01 S; frequency regulation by comparison with a reference frequency determined by energy levels of molecules, atoms, or subatomic particles H 03 L 7/26)

H 05 K

PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS (details of instruments or comparable details of other apparatus not otherwise provided for G 12 B; thin-film or thick-film circuits H 01 L 27/01, H 01 L 27/13; non-printed means for electric connections to or between printed circuits H 01 R; casings for, or constructional details of, particular types of apparatus, see the relevant subclasses; processes involving only a single technical art, e.g. heating, spraying, for which provision exists elsewhere, see the relevant classes)
 ^