DIFF Subgroup
H03K 17/10 Modifications for increasing the maximum permissible switched voltage
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Electronic switching or gating, i.e. not by contact-making and -breaking > Modifications for increasing the maximum permissible switched voltage
CPC:
Electronic switching or gating, i.e. not by contact-making and –breaking (gated amplifiers H03F3/72; switching arrangements for exchange systems using static devices H04Q3/52) > Modifications for increasing the maximum permissible switched voltage
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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