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发明名称
FILTER NET FOR CHALK POWDER AND ITS ATTACHMENT
摘要
申请公布号
JPS5882796(A)
申请公布日期
1983.05.18
申请号
JP19810181208
申请日期
1981.11.13
申请人
SUZUKI TOKUJI;SUZUKI MITSUE;SAOTOME JIYUNKO;SUZUKI SHIYUNICHI
发明人
SUZUKI TOKUJI
分类号
B43L1/04
主分类号
B43L1/04
代理机构
代理人
主权项
地址
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