G - Physics – 10 – K
Patent
G - Physics
10
K
181/1
G10K 11/00 (2006.01) B60Q 1/26 (2006.01) E04B 1/99 (2006.01) H04R 1/02 (2006.01)
Patent
CA 1144867
Inventors: Michael V. McConnell Paul. D. Graham SPEAKER GRILLE FOR STREAMLINED LIGHT BAR MOUNTED ON VEHICLE ROOF ABSTRACT OF THE DISCLOSURE An improved speaker grille for incorporation in the housing of a light/siren assembly of a type which is mounted across the roof of a police car or other emergency vehicle, the improved grille being designed to significantly reduce the drag coefficient of the light/siren assembly due to the unique location of the grille openings. - 1 -
379579
Graham Paul D.
Mcconnell Michael V.
Federal Signal Corporation
Macrae & Co.
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