| 发明名称 |
Applicator for pulverized substances |
| 摘要 |
An applicator for pulverizable substances. The applicator comprises, in co-operation, a resilient container for the pulverizable substance, a permeable membrane through which said substance passes and means for maintaining and releasing said substance.
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| 申请公布号 |
US4269527(A) |
申请公布日期 |
1981.05.26 |
| 申请号 |
US19790085560 |
申请日期 |
1979.10.17 |
| 申请人 |
AMERICAN CYANAMID COMPANY |
发明人 |
LIPFERT, DONALD E.;GOLDSCHMIDT, WILLFRED |
| 分类号 |
A45D33/02;(IPC1-7):A45D33/02 |
主分类号 |
A45D33/02 |
| 代理机构 |
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代理人 |
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| 地址 |
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