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US4343347A Method of making patterned helical metallic ribbon for continuous edge winding applications 失效
制造用于连续边缘缠绕应用的图案化螺旋金属带的方法

Method of making patterned helical metallic ribbon for continuous edge
winding applications
摘要:
Metallic ribbon having cutout patterns therein is fabricated in continuous helical form by directing a melt stream or jet onto a rapidly moving patterned substrate surface.
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