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... ki wisely applied for a design patent, many manufacturers called to inquire about the patent fee.
In the past, Naoki Naoyama thought that this kind of patent could only make a fortune in the early stage, because later, various cat ear hair accessories will be created, as long as there are different styles, even the design patent will not be controlled.
But unexpectedly, the big manufacturers of RB seem to be quite cautious in this regard, and many manufacturers hope to purcha ...
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