CPC Subgroup Additional Only
G01N 2201/023 Controlling conditions in casing
Full Title
Features of devices classified in G01N21/00 > Mechanical > Controlling conditions in casing
4 direct subcodes
Child Classifications
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- G01N 2201/0231 Thermostating
- G01N 2201/0233 Gas purge
- G01N 2201/0236 Explosion proof
- G01N 2201/0238 Moisture monitoring or controlling