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发明名称
HARMONIC GENERATING ELEMENT AND MANUFACTURE THEREOF
摘要
申请公布号
JPH04365021(A)
申请公布日期
1992.12.17
申请号
JP19910167828
申请日期
1991.06.12
申请人
RICOH CO LTD
发明人
MISAWA SHIGEYOSHI
分类号
G02F1/37;G02F1/35;G02F1/355;G02F1/377
主分类号
G02F1/37
代理机构
代理人
主权项
地址
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