Road structure – process – or apparatus – Traffic director
Patent
1989-12-08
1991-11-26
Novosad, Stephen J.
Road structure, process, or apparatus
Traffic director
404 16, 116 63R, E01F 906, E01F 910
Patent
active
050678493
ABSTRACT:
A road-marking nail includes a body having a substantially hemispherical shape and a vertical axis. The body is formed to have holes, notches, or projections to facilitate magazine feeding, and grooves, holes, or undercuts to facilitate mechanical grasping. Cat's-eye reflectors can be disposed in recesses formed in the body.
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patent: 4088416 (1978-05-01), Taylor
patent: 4717281 (1988-01-01), Shepard et al.
Silbernagel Hermann
Wiegand Ulfried
Beiersdorf AG
Novosad Stephen J.
Silbernagel Hermann
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