ER Squibb & Sons marketed the worldメs first electronic toothbrush
In 1961, E.R. Squibb & Sons marketed the worldメs first electronic toothbrush in 1961.
By 1990 more than 150 other brands of automatic toothbrushes were introduced, most of which essentially imitated the original Squibb model invented by Professor Philippe G. Woog.
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Source: Bristol-Myers Squibb Company
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