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经营范围
发明名称
Opaque projector
摘要
申请公布号
GB2232780(A)
申请公布日期
1990.12.19
申请号
GB19900008087
申请日期
1990.04.10
申请人
* PLUS CORPORATION
发明人
RITSUO * KOGA
分类号
F16K15/16;F04B39/10;F16K47/02;G03B21/06;G03B21/132
主分类号
F16K15/16
代理机构
代理人
主权项
地址
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