Material handling apparatus for delivering or retrieving items | Patent Number 11192144

US 11192144 B2

Application Number16750596

Publication NumberUS 20200156118 A1

Pendency1 year, 10 months, 19 days

Filled DateJan 23, 2020

Priority DateJan 12, 2007

Publication DateMay 21, 2020

Expiration DateJan 11, 2027

Inventor/ApplicantsRobert R. DeWitt
George Hayduchok

ExaminesBIDWELL, JAMES R

Art Unit3651

Technology Center3600

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