Building units and construction elements – Stair – ladder – scaffold – or similar support – Element or attachment
Design Patent
2000-09-25
2001-05-01
Clark, Doris (Department: 2914)
Building units and construction elements
Stair, ladder, scaffold, or similar support
Element or attachment
Design Patent
active
D0441462
CLAIM:
The ornamental design for a “ladder support”, as shown and described.
REFERENCES:
patent: D. 359366 (1995-06-01), Spevak
patent: 5078231 (1992-01-01), Davis
patent: 5417302 (1995-05-01), McElfresh
Clark Doris
Harrison John M
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