Building units and construction elements – Prefabricated unit – Underground service vault
Design Patent
2001-03-28
2002-01-29
Clark, Doris (Department: 2914)
Building units and construction elements
Prefabricated unit
Underground service vault
Design Patent
active
D0453225
CLAIM:
I claim the ornamental design for a domed manhole protector, as shown and described.
REFERENCES:
patent: D320281 (1991-09-01), Pettesch
patent: 5470172 (1995-11-01), Wiedrich
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