Barrier grid

Details Barrier grid Barrier grid

2006-04-25

2006-04-25

Clark, Doris (Department: 2914)

Building units and construction elements

Prefabricated unit

Railing unit or fence

CD25S050000

Design Patent

active

D0519646

CLAIM:
The ornamental design for a barrier grid, as shown and described.

REFERENCES:
patent: D247751 (1978-04-01), Appleby
patent: 4852194 (1989-08-01), Langan
patent: 6375165 (2002-04-01), Sherratt et al.
patent: D465286 (2002-11-01), Gregori
patent: 6575435 (2003-06-01), Kotzen

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