EYEGLASS COMPONENT AND EYEGLASSES EQUIPPED WITH SAME
The present invention provides an eyeglass component which constitutes a part of lightweight eyeglasses having a far-infrared effect, heat dissipating properties, a stress-alleviating effect and so forth, the eyeglass component characterized by containing a carbon material having a carbon purity of...
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Format: | Patent |
Sprache: | eng ; fre ; jpn |
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