Building units and construction elements – Stair – ladder – scaffold – or similar support – Element or attachment
Design Patent
2005-12-30
2009-06-02
Clark, Doris (Department: 2914)
Building units and construction elements
Stair, ladder, scaffold, or similar support
Element or attachment
Design Patent
active
D0593685
CLAIM:
We claim the ornamental design for a telescoping ladder rung, as shown and described.
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Aizman Craig S.
Hillukka Bruce A.
Kelly Micheal J.
Kieffer Mitchell I.
Shakal Wayne A.
Clark Doris
Core Distribution, Inc.
Fredrikson & Ryron, P.A.
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