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PCE
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DIFF Subgroup
H01B 17/50

with surfaces specially treated for preserving insulating properties, e.g. for protection against moisture, dirt, or the like

Introduced: September 1968

Full Title

Insulators or insulating bodies characterised by their form > with surfaces specially treated for preserving insulating properties, e.g. for protection against moisture, dirt, or the like

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