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发明名称
SAFETY DEVICE FOR DUMBWAITER
摘要
申请公布号
JPH05229763(A)
申请公布日期
1993.09.07
申请号
JP19920030686
申请日期
1992.02.18
申请人
HITACHI BUILDING SYST ENG & SERVICE CO LTD
发明人
YAMADA KAZUNORI;KOGA TOSHIMASA
分类号
B66B5/02;B66B17/16
主分类号
B66B5/02
代理机构
代理人
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地址
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