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PVC window and door profiles with inherent metal reinforcements
PVC window and door profiles with inherent metal reinforcements
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机译:具有固有金属增强功能的PVC门窗型材
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摘要
FIELD: construction.;SUBSTANCE: door and window PVC section bars with inner metal reinforcements are made of aluminium plate of reinforcement and two tabs pressed against reinforcement plate. Metal and plastic section bars are jointly used with the help of pressing, compression and assembly.;EFFECT: simplified assembly of windows and doors.;6 cl, 7 dwg
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