of metal (E04C3/46 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: of metal

CPC: of metal (E04C3/46 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Structural elongated elements designed for load-supporting > Arched girders or portal frames > of metal

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 metal (E04C3/46 takes precedence)

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