E - Fixed Constructions – 04 – H
Patent
E - Fixed Constructions
04
H
E04H 12/22 (2006.01) E01F 9/012 (2006.01)
Patent
CA 2146417
A weight or ballast for a temporary traffic control device or post is made of one or more tire tread sections. An opening extending through or formed by the tread sections is sized to receive an upstanding portion of the device or post.
Cowan David A.
Cowan David E.
Dobrin Alvin R.
Plastic Safety Systems Inc.
Smart & Biggar
LandOfFree
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