Kabushiki Kaisha Hikoma Seisakusho

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5152074 Raw sewage drying apparatusExpiredAug 29, 90Oct 06, 92[F26B]
5149399 Liquid evaporatorExpiredJan 24, 89Sep 22, 92[C02F, B01D]
5135348 Earth-working machineExpiredNov 29, 90Aug 04, 92[E02F]
5092733 Tool controlling mechanisms for excavator with telescopic armExpiredApr 09, 90Mar 03, 92[B66C]
5058213 Raw sewage drying apparatusExpiredNov 05, 90Oct 22, 91[A47K]
4999930 Raw sewage drying apparatusExpiredMay 12, 89Mar 19, 91[F26B]
4746264 Earth-working machineExpiredOct 16, 86May 24, 88[E02F]
4741413 Elevating apparatusExpiredDec 29, 86May 03, 88[B60S, E04G]
4699281 Telescopic boom mechanismExpiredSep 25, 86Oct 13, 87[B66C]
4694930 Lifting apparatusExpiredApr 01, 86Sep 22, 87[B66F]
4691805 Lifting apparatusExpiredMar 28, 86Sep 08, 87[B66B]
4638887 Elevating apparatusExpiredApr 30, 85Jan 27, 87[B66B]
4529063 Elevating apparatusExpiredJul 18, 83Jul 16, 85[B66B]

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