Standard Number: QB/T 4391-2012(QB/T4391-2012)
Chinese:工业用缝纫机 肘型筒式链式线迹缝纫机机头
English:Industrial Sewing Machines Elbow type cylinder chainstitch sewing machine head
Effective Date:2013-06-01
Standard Applicability:
PDF Downloadable: N
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