发明名称 |
Stethoscope with removable insert |
摘要 |
A stethoscope including a bell and a removable insert therefore to better accomodate dimunitive skin areas. The insert is made of a resilient and deformable material. The insert snaps into the bell to releasably lock the insert into the bell. The insert reduces the opening to and the volume of the bell.
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申请公布号 |
US4502562(A) |
申请公布日期 |
1985.03.05 |
申请号 |
US19830479158 |
申请日期 |
1983.03.28 |
申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
NELSON, CARL T. |
分类号 |
A61B7/02;H04R1/46;(IPC1-7):A61B7/02 |
主分类号 |
A61B7/02 |
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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