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发明名称
AUTOMATIC DEPTH CONTROL DEVICE
摘要
申请公布号
JPS53134603(A)
申请公布日期
1978.11.24
申请号
JP19770049199
申请日期
1977.04.27
申请人
OSAKA KOUKIYUU CHIYUUZOU TETSU
发明人
ICHINOSE MASAYUKI
分类号
A01B63/00;A01B63/111
主分类号
A01B63/00
代理机构
代理人
主权项
地址
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