Writing instrument
1. Field of the Invention A writing instrument, includes a writing instrument body, and a tourmaline-containing member containing tourmaline. The tourmaline-containing member is mounted on the writing instrument body such that a surface of the member is exposed.
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | 1. Field of the Invention
A writing instrument, includes a writing instrument body, and a tourmaline-containing member containing tourmaline. The tourmaline-containing member is mounted on the writing instrument body such that a surface of the member is exposed. |
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