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发明名称
METHOD FOR PRODUCING ROTATION-SYMMETRIC FORM OF CONCAVE SURFACE FROM PLAIN SHEET AND APPARATUS FOR CARRYING OUT THE METHOD
摘要
申请公布号
HU203295(B)
申请公布日期
1991.07.29
申请号
HU19890001041
申请日期
1989.03.03
申请人
LADANYI-TUROCZI,BELA,HU;MOSONI,ISTVAN,HU;VIZI,ISTVAN,HU
发明人
LADANYI-TUROCZI,BELA,HU;MOSONI,ISTVAN,HU;VIZI,ISTVAN,HU
分类号
B21D22/00;(IPC1-7):B21D22/00
主分类号
B21D22/00
代理机构
代理人
主权项
地址
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