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PCE
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DIFF Subgroup
H01F 21/10

by means of a movable shield

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Variable inductances or transformers of the signal type > continuously variable, e.g. variometers > by means of a movable shield

CPC:

Variable inductances or transformers of the signal type (H01F36/00 takes precedence) > continuously variable, e.g. variometers > by means of a movable shield

No child classifications to compare. This is a leaf node in both IPC and CPC.