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经营范围
发明名称
ELEKTRO-MECHANISCHE OVERDRAGER VOOR EEN AKOESTISCH TELEMETRIE-SYSTEEM.
摘要
申请公布号
NL9101811(A)
申请公布日期
1992.05.18
申请号
NL19910001811
申请日期
1991.10.29
申请人
SANDIA CORPORATION TE ALBUQUERQUE, NEW MEXICO, VER. ST. V. AM.
发明人
分类号
B06B1/06;E21B47/16
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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