In what year did Percy Shaw file the initial patent for his reflective road device?

Answer

1935

The patent for the Cat's Eye reflector was filed by Percy Shaw in 1935. This step followed his conceptualization of the device, which combined optical precision with durable elastomers. This patent marked the formalization of his mechanical mastery, bridging the gap between optics and materials science, and represented the first step toward bringing his safety innovation to the global market.

In what year did Percy Shaw file the initial patent for his reflective road device?
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