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发明名称
摘要
申请公布号
DE3524143(C2)
申请公布日期
1988.09.15
申请号
DE19853524143
申请日期
1985.07.05
申请人
RICOH CO., LTD., TOKIO/TOKYO, JP
发明人
ABE, MICHIHARU;SATO, TSUTOMU;OBA, HIDEAKI;UMEHARA, MASAAKIRA;UEDA, YUTAKA, YOKOHAMA, KANAGAWA, JP;YAMAMURO, TETSU, TOKIO/TOKYO, JP
分类号
G11B7/244;(IPC1-7):G11B7/24
主分类号
G11B7/244
代理机构
代理人
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