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发明名称
METHOD AND APPARATUS FOR PRODUCING SPACER BY FORMING BUILDDUP PROJECTION PROTRUDED FROM TUBE SURFACE
摘要
申请公布号
JPS5497568(A)
申请公布日期
1979.08.01
申请号
JP19780004255
申请日期
1978.01.20
申请人
OHASHI SHIYOUJI KK;TAKEBE TETSUKOUSHIYO KK
发明人
MAE KUNIAKI
分类号
B21D28/28;B21D28/10
主分类号
B21D28/28
代理机构
代理人
主权项
地址
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