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Class Information
Number: 257/E21.048
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of semiconductor device (epo) > Device having at least one potential-jump barrier or surface barrier, e.g., pn junction, depletion layer, carrier concentration layer (epo) > Device having semiconductor body comprising carbon, e.g., diamond, diamond-like carbon (epo) > Making electrode (epo) > Conductor-insulator-semiconductor electrode, e.g., mis contacts (epo)
Description: This subclass is indented under subclass E21.045. This subclass is substantially the same in scope as ECLA classification H01L21/04D20E.
Patents under this class:
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