http://www.w3.org/ns/prov#value | - In the process of the present invention, provision is made for example for the end of the innermost turn to be bent out over at least about 5 to 10 mm in the course of the execution of stage (c), this end of the innermost turn being bent out into a horizontal position relative to the substrate or else being bent out into a vertical position relative to the said substrate.
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