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공동주택의 전기실 케이블 트렌치
Inventionpatent.status.granted
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§ Ⅰ
Dossier Overview
IPC Classification
H2G 9/10H2G 3/4H2G 3/8H2G 9/6
CPC Classification
H2G9/10H2G3/418H2G3/88H2G9/6
External Resources
IPC Classification
CPC Classification
External Resources