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发明名称
Auxiliary windows
摘要
申请公布号
US2816632(A)
申请公布日期
1957.12.17
申请号
US19550553449
申请日期
1955.12.16
申请人
WESTERN ENGINEERING TRUST
发明人
NARDULLI MICHAEL J.
分类号
E06B3/92;E06B3/968
主分类号
E06B3/92
代理机构
代理人
主权项
地址
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