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发明名称
VERFAHREN ZUR HERSTELLUNG VORWIEGEND FLANSCHARTIGER BAUTEILE MIT GEWOELBTEN ODER KEGELIGEN BEGRENZUNGSFLAECHEN AUS METALLISCHEN WERKSTOFFEN
摘要
申请公布号
DD132415(A1)
申请公布日期
1978.09.27
申请号
DD19770199859
申请日期
1977.07.04
申请人
SCHAEFER,GUENTER,DD;DIETZEL,ALBRECHT,DD
发明人
SCHAEFER,GUENTER,DD;DIETZEL,ALBRECHT,DD
分类号
(IPC1-7):B23K19/02
主分类号
(IPC1-7):B23K19/02
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