DIFF Subgroup Additional Only
H05B 2203/035 Electrical circuits used in resistive heating apparatus
Full Title
Aspects relating to Ohmic resistive heating covered by group H05B3/00 > Electrical circuits used in resistive heating apparatus
H05B 2203/035 Aspects relating to Ohmic resistive heating covered by group H05B3/00 > Electrical circuits used in resistive heating apparatus