Steel structure curtain integrated sectional bar

The invention discloses a steel structure curtain integrated sectional bar which comprises a main frame sectional bar 1 used for building a main body structure, and assistant frame sectional bars 2 fixedly connected with the front and the rear of the main frame sectional bar 1, wherein a thermal ins...

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1. Verfasser: CHEN DIANWEN
Format: Patent
Sprache:chi ; eng
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