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发明名称
Plastic wall tile for packing
摘要
申请公布号
US2809544(A)
申请公布日期
1957.10.15
申请号
US19540457593
申请日期
1954.09.22
申请人
MARIO MACCAFERRI
发明人
MACCAFERRI MARIO
分类号
E04F13/18
主分类号
E04F13/18
代理机构
代理人
主权项
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