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发明名称
Vertically and laterally shiftable window
摘要
申请公布号
US1933984(A)
申请公布日期
1933.11.07
申请号
US19310567245
申请日期
1931.10.06
申请人
KIRCHOFF ELMER J
发明人
KIRCHOFF ELMER J.
分类号
E05F11/38
主分类号
E05F11/38
代理机构
代理人
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