Two-component ladder

Details Two-component ladder Two-component ladder

2007-01-23

2007-01-23

Clark, Doris (Department: 2914)

Building units and construction elements

Stair, ladder, scaffold, or similar support

Stepped

Design Patent

active

29245925

CLAIM:
The ornamental design for two-component ladder, as shown and described.

REFERENCES:
patent: 4842098 (1989-06-01), Yuen
patent: D392744 (1998-03-01), Staal
patent: D423685 (2000-04-01), Ruiz
patent: D456525 (2002-04-01), Lear et al.
patent: D457650 (2002-05-01), MacDuff

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