| 发明名称 |
Cleaning apparatus |
| 摘要 |
|
| 申请公布号 |
US3409932(A) |
申请公布日期 |
1968.11.12 |
| 申请号 |
US19650455910 |
申请日期 |
1965.05.14 |
| 申请人 |
PHILIP F. GEORGE |
发明人 |
GEORGE PHILIP F. |
| 分类号 |
A47L13/29;A47L13/58 |
主分类号 |
A47L13/29 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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