Waterproof structure of civil construction roof expansion joint

The waterproof structure of the civil construction roof expansion joint comprises a mounting frame, a push rod is movably connected to the outer side of the middle of the mounting frame, fixing pieces are arranged on the upper side and the lower side of the inner end of the push rod, the inner side...

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Bibliographische Detailangaben
1. Verfasser: HUANG CHENGCHI
Format: Patent
Sprache:chi ; eng
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