Mobile cart having a retractable-wheel base system | Patent Publication Number 20090097957

US 20090097957 A1

Patent NumberUS 08016300 B2

Application Number12243744

Filled DateOct 1, 2008

Priority DateOct 1, 2007

Publication DateApr 16, 2009

Original AssigneeCramerdecker Industries

Current AssigneeCramerdecker Industries

Inventor/ApplicantsSteven Coffman
Paul Cramer

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