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发明名称
PREVENTION OF SHAPE CHANGING OF RING SAPED STEEL PARTS DURING HEAT TREATMENT
摘要
申请公布号
JPS5391010(A)
申请公布日期
1978.08.10
申请号
JP19770006178
申请日期
1977.01.21
申请人
TOYO BEARING MFG CO
发明人
FUJIOKA YASUO
分类号
B23B1/00;C21D1/18;C21D1/62;C21D9/40
主分类号
B23B1/00
代理机构
代理人
主权项
地址
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