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发明名称
Verfahren zum Erzeugen eines OElfilms auf der Innenwandung von Rohren
摘要
申请公布号
DE855795(C)
申请公布日期
1952.11.17
申请号
DE1943D002411D
申请日期
1943.02.11
申请人
DAIMLER-BENZ AKTIENGESELLSCHAFT
发明人
GOHL GUSTAV
分类号
B21D7/16
主分类号
B21D7/16
代理机构
代理人
主权项
地址
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