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- '''CPC Classification''': [[:Category:CPC_B01J19/088|B01J19/088]] (Processes employing the direct application of electric or wave energy, o [[Category:CPC_B01J19/088]] ...3 KB (372 words) - 17:54, 26 June 2025
- === Top CPC Codes === * Top CPC codes: ...34 KB (3,943 words) - 06:00, 4 June 2025
