Frame Window Structure with Enhanced Assembly Interchangeability

The present invention relates to a window frame structure with improved assembly compatibility. A window frame structure according to the present invention includes: a connecting member including a connecting body including a rim forming a hollow square, an extending portion protruding in both direc...

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Hauptverfasser: JOO, MIN JIN, JOO, YOUNG JOON
Format: Patent
Sprache:eng ; kor
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