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发明名称
SHOE FASTENER
摘要
申请公布号
US3550218(A)
申请公布日期
1970.12.29
申请号
USD3550218
申请日期
1968.09.20
申请人
NEW ENGLAND PLANNING SERVICE CORP.
发明人
FRED MELVIN WOOLNER
分类号
A43C11/22;(IPC1-7):A44B21/00
主分类号
A43C11/22
代理机构
代理人
主权项
地址
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