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发明名称
Dispositif pour la détermination des coordonnées polaires de points situés sur une surface plane, et triangulateur radial utilisant ce dispositif
摘要
申请公布号
FR1101356(A)
申请公布日期
1955.10.05
申请号
FRD1101356
申请日期
1954.05.25
申请人
发明人
ROELOFS ROELOF
分类号
G01C11/30
主分类号
G01C11/30
代理机构
代理人
主权项
地址
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