DIFF Subgroup
G11C 19/28 using semiconductor elements (G11C19/14, G11C19/36 take precedence)
Introduced: July 1974
Title
Titles differ between systems:
IPC: using semiconductor elements
CPC: using semiconductor elements (G11C19/14, G11C19/36 take precedence)
Full Title
Full titles differ between systems:
IPC:
Digital stores in which the information is moved stepwise, e.g. shift registers > using semiconductor elements
CPC:
Digital stores in which the information is moved stepwise, e.g. shift registers > using semiconductor elements (G11C19/14, G11C19/36 take precedence)
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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