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发明名称
EXTENDIBLE STRAIGHT-EDGE AND LEVEL
摘要
申请公布号
AU6527686(A)
申请公布日期
1987.05.05
申请号
AU19860065276
申请日期
1986.10.07
申请人
ABERCON PTY. LTD.
发明人
NORMAN ERNEST WILLIAM KRUSE
分类号
B43L7/00;G01B3/08;G01C9/02
主分类号
B43L7/00
代理机构
代理人
主权项
地址
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