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Year of Publication 06.09.1994
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DRAINAGE PUMP AND MANUFACTURE THEREOF
OTANI KENJI, HANEDA MITSUAKI, OKADA RYOJI, YAMADA MASAYUKI, AIZAWA KOJI, YAMADA TOSHIHIRO, TAKADA KUNIO
Year of Publication 14.11.2000
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Year of Publication 14.11.2000
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EMERGENCY STOP DEVICE FOR ELEVATOR
HANEDA MITSUAKI, OKADA RYOJI, TANAKA MASAKATSU, SUGAWARA JIYUN, YAMADA TOSHIHIRO
Year of Publication 26.04.1994
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Year of Publication 26.04.1994
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Vertical shaft type pump
YAMADA; MASAYUKI, NII; KATSUTOSHI, AIZAWA; KOOJI, OKADA; RYOJI, TAKADA; KUNIO
Year of Publication 29.03.1994
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Year of Publication 29.03.1994
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VERTICAL SHAFT STORAGE PUMP
OKADA RYOJI, YAMADA MASAYUKI, ARAI KATSUTOSHI, AIZAWA KOJI, TAKADA KUNIO
Year of Publication 10.08.1993
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Year of Publication 10.08.1993
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EMERGENT STOP DEVICE FOR ELEVATOR
HANEDA MITSUAKI, OKADA RYOJI, TANAKA MASAKATSU, SHIGETA MASAYUKI, YAMADA TOSHIHIRO
Year of Publication 29.06.1993
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Year of Publication 29.06.1993
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DRAIN PUMP AND BEARING STRUCTURE FOR DRAIN PUMP
OKADA RYOJI, YAMADA MASAYUKI, SAKAMOTO WAICHI, YAMADA TOSHIHIRO, AIZAWA KOJI
Year of Publication 23.02.1993
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Year of Publication 23.02.1993
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