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发明名称
SEISHINKYODOZAIOYOBISONOSEIZOHOHO
摘要
申请公布号
JPH0237862(B2)
申请公布日期
1990.08.28
申请号
JP19830053202
申请日期
1983.03.29
申请人
NHK SPRING CO LTD
发明人
SAITO KUNISHIGE
分类号
B21C37/06;B21C37/00;B29C53/36;B29C57/00;B29C65/00;B29C67/00;B29C70/00;B29D23/00;B32B1/08
主分类号
B21C37/06
代理机构
代理人
主权项
地址
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