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发明名称
METHOD OF ENGRAVING OR RECESSING STONE SURFACES FOR MAKING AN INLAY IN PARTICULAR IN THE FORM OF LETTERS
摘要
申请公布号
PL290894(A1)
申请公布日期
1993.01.11
申请号
PL19910290894
申请日期
1991.07.01
申请人
HAINTZE JERZY
发明人
HAINTZE JERZY
分类号
C04B41/72;(IPC1-7):C04B41/72
主分类号
C04B41/72
代理机构
代理人
主权项
地址
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