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发明名称
VERFAHREN UND VORRICHTUNG ZUR HERSTELLUNG EINES GESTUFTEN HOHLKOERPERS.
摘要
申请公布号
DE3484908(D1)
申请公布日期
1991.09.19
申请号
DE19843484908
申请日期
1984.02.01
申请人
HITACHI, LTD., TOKIO/TOKYO, JP
发明人
OKU, MASAHARU, MITO-SHI IBARAKI-KEN, JP;SAWAHATA, KAZUO, HITACHI-SHI IBARAKI-KEN, JP;KANAMARU, HISANOBU, KATSUTA-SHI IBARAKI-KEN, JP
分类号
B21J5/06;B21J13/02;B21K1/30;B21K21/08;B21K23/04;(IPC1-7):B21K21/08
主分类号
B21J5/06
代理机构
代理人
主权项
地址
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