CPC Subgroup
H01R 33/20 having concentrically or coaxially arranged contacts
Full Title
Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof > Two-pole devices > having concentrically or coaxially arranged contacts
1 direct subcode
Child Classifications
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