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All Patents in class 57/70
Patents 1 - 6 of 6
Number	Title	Classification(s)
6,245X	Spinning Cotton Yarns	57/70
6,311X	Speeder for spinning cotton roping	57/70
7,619X	Machine for spinning silk	57/70
9,652X	Spinning machine	57/70
9,743X	Winding silk gimp or cord	57/70
7,081	Arrangement of fliers and spindles	16/389, 57/70

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