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Title:
TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2018/131306
Kind Code:
A1
Abstract:
A toothbrush includes a handle portion and a head portion provided at one end of the handle portion, wherein the head portion has a base portion and bundles of pluralities of bristles embedded in the base portion, the bristles having a square cross-sectional shape with substantially equal side lengths and having a hardness of 15 N/cm2 to 40 N/cm2.

Inventors:
YOKONUMA, Kumiko (76-1 Hasunuma-cho, Itabashi-k, Tokyo 85, 〒1748585, JP)
SUZUKI, Toshiya (76-1 Hasunuma-cho, Itabashi-k, Tokyo 85, 〒1748585, JP)
Application Number:
JP2017/042859
Publication Date:
July 19, 2018
Filing Date:
November 29, 2017
Export Citation:
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Assignee:
GC CORPORATION (584-1, Nakahinata Oyama-cho, Sunto-gu, Shizuoka 07, 〒4101307, JP)
International Classes:
A46B9/04
Foreign References:
JP2000342337A2000-12-12
JP2005199035A2005-07-28
JPH06334U1994-01-11
JPS62106523U1987-07-07
Attorney, Agent or Firm:
ITOH, Tadashige et al. (16th Floor, Marunouchi MY PLAZA 1-1, Marunouchi 2-chome, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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