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发明名称
Hinge
摘要
申请公布号
US1810508(A)
申请公布日期
1931.06.16
申请号
US19280296351
申请日期
1928.07.30
申请人
B. WALTER & COMPANY, INC.
发明人
WALTER FREDERICK B.
分类号
E05D3/06
主分类号
E05D3/06
代理机构
代理人
主权项
地址
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