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发明名称
OPERATING DEVICE OF FIREPROOF DOOR
摘要
申请公布号
JPH04102466(A)
申请公布日期
1992.04.03
申请号
JP19900221990
申请日期
1990.08.23
申请人
ISHIDA ZENJIRO
发明人
ISHIDA ZENJIRO
分类号
A62C2/06;A62C2/24
主分类号
A62C2/06
代理机构
代理人
主权项
地址
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