| 发明名称 |
Door closer linkage |
| 摘要 |
|
| 申请公布号 |
US2782453(A) |
申请公布日期 |
1957.02.26 |
| 申请号 |
US19520270908 |
申请日期 |
1952.02.11 |
| 申请人 |
SCHLAGE LOCK COMPANY |
发明人 |
SCHLAGE ERNEST L. |
| 分类号 |
E05F3/00;E05F3/22 |
主分类号 |
E05F3/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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