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发明名称
WORKING DEVICE FOR SPACER
摘要
申请公布号
JPH0360912(A)
申请公布日期
1991.03.15
申请号
JP19890193852
申请日期
1989.07.28
申请人
ASAHI CHEM IND CO LTD
发明人
TSUKIWADA KENJI;KIKUYA HIDENARI
分类号
B23D31/00;B21F29/00;B23K9/00
主分类号
B23D31/00
代理机构
代理人
主权项
地址
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