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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
E04D 1/20

of plastics; of fibrous materials

Introduced: September 1968

Title

Titles differ between systems:

IPC: of plastics, fibrous materials, or wood

CPC: of plastics; of fibrous materials

Full Title

Full titles differ between systems:

IPC:

Roof covering by making use of tiles, slates, shingles, or other small roofing elements > Roofing elements shaped as plain tiles or shingles, i.e. with flat outer surface > of plastics, fibrous materials, or wood

CPC:

Roof covering by making use of tiles, slates, shingles, or other small roofing elements (roofing supports E04D12/00) > Roofing elements shaped as plain tiles or shingles, i.e. with flat outer surface (E04D1/28, E04D1/30 take precedence) > of plastics; of fibrous materials

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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