| 发明名称 |
Whistle-cap device |
| 摘要 |
A whistle-cap device adapted for attachment to a container having a head and threaded section extending from said head. The device includes threads adapted to mate with the threaded section of the container and a whistle portion which is inoperative when the device is assembled on a container.
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| 申请公布号 |
US4121375(A) |
申请公布日期 |
1978.10.24 |
| 申请号 |
US19760654218 |
申请日期 |
1976.02.02 |
| 申请人 |
WALLACE A. ERICKSON & COMPANY |
发明人 |
ERICKSON, WALLACE A.;ERICKSON, DOROTHEA C. |
| 分类号 |
A63F9/00;A63H5/00;B65D51/24;B65D81/36;G10K5/00;(IPC1-7):A63H5/00 |
主分类号 |
A63F9/00 |
| 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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