فيلكرو

فيلكرو: ما هو ومن اخترعه؟

Keep going اختراعات واكتشافات 15 أبريل 2013

الفيلكرو Velcro هو المثبت الصناعي الشهير الذي يستخدم بكثرة في حياتنا اليومية، حيث يدخل في صناعة الملابس والأحذية والحقائب وغيرها، ويع...

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