| http://www.w3.org/ns/prov#value | - Overlayers 79 and 80 of aluminum or other suitable conductive material are then deposited to be in contact with the exposed upper surfaces of the bottom and upper electrode-fomiing layers 74 and 78, the layer 80 extending into the elongated aperture 67b to make electrical contact with the N+ region 63' in the substrate 62.
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