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PCE
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DIFF Subgroup
H01M 4/56

of lead

Introduced: July 1974

Full Title

Electrodes > Electrodes composed of, or comprising, active material > Selection of substances as active materials, active masses, active liquids > of inorganic oxides or hydroxides > of lead

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

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  • H01M 4/57 of "grey lead", i.e. powders containing lead and lead oxide since 1974 IPC+CPC Available in IPC and CPC