Building units and construction elements – Stair – ladder – scaffold – or similar support – Element or attachment
Design Patent
2002-02-01
2003-01-07
Clark, Doris (Department: 2914)
Building units and construction elements
Stair, ladder, scaffold, or similar support
Element or attachment
Design Patent
active
D0468448
CLAIM:
The ornamental design for a adjustable ladder leg attachment, as shown and described.
REFERENCES:
patent: D380277 (1997-06-01), Bonn et al.
patent: 5913382 (1999-06-01), Martin
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