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发明名称
Sash construction
摘要
申请公布号
US2711233(A)
申请公布日期
1955.06.21
申请号
US19540414545
申请日期
1954.03.08
申请人
PIERCE WILFORD F
发明人
PIERCE WILFORD F.
分类号
E06B1/12;E06B1/52;E06B1/64
主分类号
E06B1/12
代理机构
代理人
主权项
地址
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