This came from an old Visa Cash “compatible” card.
Siemens module M2.2.
M127-C2 (C) SIEMENS 1992
Top metal imaged with Carl Zeiss Planapo 40x/1.0
Poly imaged with Carl Zeiss Planapo 40x/1.0
Substrate imaged with Nikon 20x ELWD
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