Aktiebolaget Tudor

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Patent Activity in the Last 10 Years

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4410610 Pole bushing for batteriesExpiredSep 24, 80Oct 18, 83[H01M]
4350185 Liquid replenishment system for accumulator cellsExpiredDec 16, 80Sep 21, 82[B67C, B65B]
4284185 Apparatus for producing electrical batteriesExpiredMay 14, 79Aug 18, 81[B23P, B65G]
4269906 Pump deviceExpiredSep 12, 78May 26, 81[H01M, F04B]
4184582 Methods and apparatus for producing electrical batteriesExpiredJun 10, 77Jan 22, 80[B23B]

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