Extending ladder and associated manufacturing methods | Patent Number 07048094

US 07048094 B2
Application Number11061390
Publication NumberUS 20050139424 A1
Pendency1 year, 3 months, 4 days
Filled DateFeb 18, 2005
Priority DateAug 2, 2002
Publication DateJun 30, 2005
Expiration DateAug 2, 2022
Inventor/ApplicantsCraig S. Aizman
Wang Kuo Hua
Mitchell I. Kieffer
ExaminesTHOMPSON, HUGH B
Art Unit3634
Technology Center3600
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