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发明名称
Vorrichtung zum Andrücken des Ohrenschutzes an Kopfbedeckungen mit Ohrenschutz.
摘要
申请公布号
CH247218(A)
申请公布日期
1947.02.28
申请号
CHD247218
申请日期
1946.02.05
申请人
DAHLSTEDT,FYR HELGE
发明人
HELGE DAHLSTEDT,FYR
分类号
A42B1/06
主分类号
A42B1/06
代理机构
代理人
主权项
地址
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