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发明名称
MANUFACTURE OF OPEN SEALING
摘要
申请公布号
JPH01278931(A)
申请公布日期
1989.11.09
申请号
JP19880105648
申请日期
1988.04.28
申请人
KOMATSU LTD
发明人
KANEKO TOMOYOSHI;HISADA HIDEO
分类号
F16J15/28;B21F37/00;F16J9/00
主分类号
F16J15/28
代理机构
代理人
主权项
地址
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