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发明名称
Hydraulic door check
摘要
申请公布号
US2456537(A)
申请公布日期
1948.12.14
申请号
US19440548388
申请日期
1944.08.07
申请人
SEAMAN
发明人
SEAMAN DAVID J.;WOOD ALBERT E.;HATHAWAY CLARENCE A.
分类号
E05F3/10
主分类号
E05F3/10
代理机构
代理人
主权项
地址
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