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经营范围
发明名称
METHOD FOR BACK STRATIFICATION
摘要
申请公布号
BG30359(A1)
申请公布日期
1981.06.15
申请号
BG19800047115
申请日期
1980.03.25
申请人
PETEV,PETO S.;STOEV,STOJJCHO M.
发明人
PETEV,PETO S.;STOEV,STOJJCHO M.
分类号
B03B7/00;(IPC1-7):B03B7/00
主分类号
B03B7/00
代理机构
代理人
主权项
地址
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