Magneto-optic recording/reproduction apparatus for minimizing variation in focusing error signals caused by variation in optical source wavelength
OKUDA; ISAO, NISHIKAWA; HIROSHI, MARUYAMA; KOICHI, OGAWA; RYOTO, KASE; TOSHIYUKI, TAKAHASHI; ISAO, ITOH; TSUYOSHI, IKI; MAKOTO, OONO; MASAHIRO
Year of Publication 22.03.1994
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Year of Publication 22.03.1994
Patent
DE3034049
OGAWA, RYOTO, KAWAGOE, SAITAMA, JP, ARAI, YASUNORI, ASAKA, SAITAMA, JP, TAKAHASHI, SATARO, MATSUYAMA, SAITAMA, JP
Year of Publication 20.09.1984
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Year of Publication 20.09.1984
Patent
DE3022732
OGAWA, RYOTO, KAWAGOE, SAITAMA, JP, ITOH, TAKAYUKI, TOKYO, SAITAMA, JP, ARAI, YASUNORI, ASAKA, SAITAMA, JP
Year of Publication 01.07.1982
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Year of Publication 01.07.1982
Patent