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发明名称
Compass follow-up
摘要
申请公布号
US2077849(A)
申请公布日期
1937.04.20
申请号
US19340723854
申请日期
1934.05.04
申请人
WALDEMAR MOLLER;VON MANTEUFFEL GERHARD ZOEGE
发明人
MOLLER WALDEMAR;MANTEUFFEL GERHARD ZOEGE VON
分类号
G01C19/36
主分类号
G01C19/36
代理机构
代理人
主权项
地址
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