CPC Subgroup
H01J 47/14 Parallel electrode spark or streamer chambers; Wire spark or streamer chambers
Full Title
Tubes for determining the presence, intensity, density or energy of radiation or particles ( ; photoelectric discharge tubes not involving the ionisation of a gas H01J40/00 ) > Parallel electrode spark or streamer chambers; Wire spark or streamer chambers
2 direct subcodes
Child Classifications
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- H01J 47/16 characterised by readout of each individual wire
- H01J 47/22 characterised by another type of readout