Top-locking bollard | Patent Publication Number 20200224378

US 20200224378 A1

Patent NumberUS 11060254 B2

Application Number16676226

Filled DateNov 6, 2019

Priority DateJan 15, 2019

Publication DateJul 16, 2020

Original AssigneeColumbia Cascade Company

Current AssigneeColumbia Cascade Company

Inventor/ApplicantsSteven K. Kirn

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