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发明名称
Removable plastic window grills
摘要
申请公布号
US3307316(A)
申请公布日期
1967.03.07
申请号
US19640340334
申请日期
1964.01.27
申请人
WALTER GRAY WILLIAM
发明人
GRAY WILLIAM WALTER
分类号
E06B3/68
主分类号
E06B3/68
代理机构
代理人
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