发明名称 |
Arrangement with saliva suction tube |
摘要 |
A casing (20) of soft and fluid-permeable material such as polyurethane-cellular plastic is fitted on the suction end (10b') of a saliva suction tube (10) so that it covers at least the part (20a) of the tube turned towards the mouth bottom, and this with the part provided with suction apertures (10b"). |
申请公布号 |
SE502617(C2) |
申请公布日期 |
1995.11.27 |
申请号 |
SE19930000885 |
申请日期 |
1993.03.18 |
申请人 |
BENGT MATTSSON;CHRISTIE WIJESINGHE |
发明人 |
BENGT *MATTSSON;CHRISTIE *WIJESINGHE |
分类号 |
A61C17/06;(IPC1-7):A61C17/06 |
主分类号 |
A61C17/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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