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发明名称
Verfahren zum Herstellen eines Holzstabes, insbesondere fuer Selbstroller und Rollos
摘要
申请公布号
DE955900(C)
申请公布日期
1957.01.10
申请号
DE1954W013761
申请日期
1954.04.18
申请人
FA. OSKAR WIDMER
发明人
RETTIG AUGUST
分类号
E06B9/44
主分类号
E06B9/44
代理机构
代理人
主权项
地址
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