TW295538B - - Google Patents

Info

Publication number

TW295538B

TW295538B TW84103179A TW84103179A TW295538B TW 295538 B TW295538 B TW 295538B TW 84103179 A TW84103179 A TW 84103179A TW 84103179 A TW84103179 A TW 84103179A TW 295538 B TW295538 B TW 295538B

Authority

TW

Taiwan

Prior art keywords

toothbrush

bristle

head

item

bristles

Prior art date

1994-03-22

Links

• Espacenet
• Global Dossier
• Discuss

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• 230000002093 peripheral effect Effects 0.000 claims description 7
• 238000006073 displacement reaction Methods 0.000 claims 3
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