Claims (1)
Claim 1 (Independent)
The ornamental design for a luminous signalling device as shown and described.
Full Description
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1. Luminous signalling device 1 . 1 : Perspective 1 . 2 : Front 1 . 3 : Back 1 . 4 : Right 1 . 5 : Left 1 . 6 : Top 1 . 7 : Bottom 1 . 8 : Enlarged
Citations
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