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PCE
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DIFF Subgroup
E04C 3/46

of materials not covered by groups E04C3/40 - E04C3/44; of a combination of two or more materials

Introduced: September 1968

Title

Titles differ between systems:

IPC: of materials not covered by groups; of a combination of two or more materials

CPC: of materials not covered by groups E04C3/40 - E04C3/44; of a combination of two or more materials

Full Title

Full titles differ between systems:

IPC:

Structural elongated elements designed for load-supporting > Arched girders or portal frames > of materials not covered by groups; of a combination of two or more materials

CPC:

Structural elongated elements designed for load-supporting (as building aids E04G) > Arched girders or portal frames (straight girders able to be bent E04C3/02; inflatable E04H15/20) > of materials not covered by groups E04C3/40 - E04C3/44; of a combination of two or more materials

No child classifications to compare. This is a leaf node in both IPC and CPC.