Road marker device

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Visual

Design Patent

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Design Patent

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D0512335

CLAIM:
The ornamental design for a road marker device, as shown and described.

REFERENCES:
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patent: D401368 (1998-11-01), Baader et al.
patent: 6428238 (2002-08-01), Hedgewick
patent: D492907 (2004-07-01), Attar
patent: D493117 (2004-07-01), Huang

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