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发明名称
GEOMETRIC INSTRUMENT AND METHOD OF MAKING SAME
摘要
申请公布号
AU601979(B2)
申请公布日期
1990.09.27
申请号
AU19870072916
申请日期
1987.05.13
申请人
HELIX GROUP PLC
发明人
CLIVE WALTER WARWICKER
分类号
B43L9/16;(IPC1-7):B43L9/16;B43L9/02;B43L9/12;G01B3/16
主分类号
B43L9/16
代理机构
代理人
主权项
地址
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