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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G06F 13/36

for access to common bus or bus system

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units > Handling requests for interconnection or transfer > for access to common bus or bus system

CPC:

Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units (interface circuits for specific input/output devices G06F3/00 ; multiprocessor systems G06F15/16 ) > Handling requests for interconnection or transfer > for access to common bus or bus system

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 1990.

Child Classifications

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