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发明名称
Window-positioning organization
摘要
申请公布号
US1789889(A)
申请公布日期
1931.01.20
申请号
US19270175704
申请日期
1927.03.16
申请人
H. H. AMSTUTZ;EMIL ERHART
发明人
YAGGY MENNO
分类号
E05C3/04;E05C17/36;E05F1/10
主分类号
E05C3/04
代理机构
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