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发明名称
Vorrichtung an Fenstern von beheizten Räumen, zum Vermindern von Wärmeverlusten.
摘要
申请公布号
CH224911(A)
申请公布日期
1942.12.31
申请号
CHD224911
申请日期
1941.12.05
申请人
METTLER,HANS WILLI
发明人
WILLI METTLER,HANS
分类号
E06B3/28
主分类号
E06B3/28
代理机构
代理人
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