Rail transportation system | Patent Number 11505222

US 11505222 B2
Application Number17704837
Publication NumberUS 20220281495 A1
Pendency8 months, 2 days
Filled DateMar 25, 2022
Priority DateMar 5, 2021
Publication DateSep 8, 2022
Expiration DateMar 4, 2041
Inventor/ApplicantsRobert Escoe Green
Robert Escoe GREEN
ExaminesLE, MARK T
Art Unit3617
Technology Center3600
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