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发明名称
Electronic measuring compasses or dividers
摘要
申请公布号
GB2278316(A)
申请公布日期
1994.11.30
申请号
GB19930009134
申请日期
1993.05.04
申请人
MALCOLM * HUTCHINSON
发明人
MALCOLM * HUTCHINSON
分类号
B43L9/16;G01B3/16;(IPC1-7):G01B3/16
主分类号
B43L9/16
代理机构
代理人
主权项
地址
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