Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B60
VEHICLES IN GENERAL
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B60Q
ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
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5/00
Arrangement or adaptation of acoustic signal devices
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B60Q5/008
for signaling silent vehicles, e.g. for warning that a hybrid or electric vehicle is approaching
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