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发明名称
IMPROVEMENTS IN OR RELATING TO INTERCONNECTING TOY BLOCKS
摘要
申请公布号
HK6484(A)
申请公布日期
1984.01.27
申请号
HK19840000064
申请日期
1984.01.19
申请人
KAWADA CO LTD
发明人
YASUSHI CHATANI
分类号
B01D29/11;A63H33/08;B02C18/00;B02C18/22;B65F1/06;E03C1/266;(IPC1-7):A63H33/08
主分类号
B01D29/11
代理机构
代理人
主权项
地址
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