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发明名称
Flexible template
摘要
申请公布号
US2187087(A)
申请公布日期
1940.01.16
申请号
US19370182878
申请日期
1937.12.31
申请人
LEARY EARL R
发明人
LEARY EARL R.
分类号
E04G21/18
主分类号
E04G21/18
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