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发明名称
Flange and angle level
摘要
申请公布号
US2358564(A)
申请公布日期
1944.09.19
申请号
US19430480695
申请日期
1943.03.26
申请人
DONALDSON JOSEPH M
发明人
DONALDSON JOSEPH M.
分类号
G01B3/56;G01C9/24
主分类号
G01B3/56
代理机构
代理人
主权项
地址
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