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发明名称
Hydraulic lock
摘要
申请公布号
US2453855(A)
申请公布日期
1948.11.16
申请号
US19470787349
申请日期
1947.11.21
申请人
ADEL PRECISION PRODUCTS CORP.
发明人
OLLVER WILBUR C.
分类号
F15B15/26
主分类号
F15B15/26
代理机构
代理人
主权项
地址
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