Tohoku Mikuni Kogyo Kabushiki Kaisha

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4948093 Solenoid valveExpiredOct 04, 89Aug 14, 90[F16K]
4797073 Pump with rotating and reciprocating pistonExpiredOct 09, 87Jan 10, 89[F04B]
4552312 Fuel injection valveExpiredJan 09, 84Nov 12, 85[B05B]
4465439 Magnetically-coupled reciprocating pumpExpiredSep 22, 80Aug 14, 84[F04B]
4231716 Mechanical lubricating pumpExpiredJul 21, 78Nov 04, 80[F16N, F04B]

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