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发明名称
Schallabsorbierendes Belagselement für Decken und Wände.
摘要
申请公布号
CH206380(A)
申请公布日期
1939.08.15
申请号
CHD206380
申请日期
1938.12.21
申请人
KOLLBRUNNER,HEINRICH
发明人
KOLLBRUNNER,HEINRICH
分类号
E04B1/84
主分类号
E04B1/84
代理机构
代理人
主权项
地址
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