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发明名称
AIRTIGHT DAMPER FOR SILO
摘要
申请公布号
JPS555382(A)
申请公布日期
1980.01.16
申请号
JP19790049075
申请日期
1979.04.23
申请人
NITTETSU KINZOKU KOGYO KK
发明人
NOMURA CHIKAYOSHI
分类号
A01F25/16;B65D90/56
主分类号
A01F25/16
代理机构
代理人
主权项
地址
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