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经营范围
发明名称
PRODUCTION OF DIFFRACTION GRATING
摘要
申请公布号
JPS5540477(A)
申请公布日期
1980.03.21
申请号
JP19780113933
申请日期
1978.09.14
申请人
NIPPON ELECTRIC CO
发明人
MATSUSHITA SHIGEO
分类号
G02B5/18
主分类号
G02B5/18
代理机构
代理人
主权项
地址
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