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发明名称
SNOW COVER DROP PREVENTION DEVICE
摘要
申请公布号
JPH09112070(A)
申请公布日期
1997.04.28
申请号
JP19950267277
申请日期
1995.10.16
申请人
YOKAWA SHOJI KK
发明人
SAITO YOSHIZO
分类号
E04H9/16;E04H12/00;(IPC1-7):E04H9/16
主分类号
E04H9/16
代理机构
代理人
主权项
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