HEATH COMPANY

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4891110 Cataphoretic process for screening color cathode ray tubesExpiredNov 10, 86Jan 02, 90[C25D]
4704604 Pivoting mount for detachable keyboardExpiredNov 28, 84Nov 03, 87[G09G]
4669053 Portable personal computerExpiredMay 31, 84May 26, 87[G06F]
4430012 Paper guide for line printerExpiredMar 03, 83Feb 07, 84[B41J]
4390292 Means and method for compensating for print medium thickness in line printersExpiredNov 03, 81Jun 28, 83[B41J]
4381129 Grounded, multi-pin connector for shielded flat cableExpiredJul 13, 81Apr 26, 83[H01R]
4263539 Automatic antenna positioning apparatusExpiredOct 04, 77Apr 21, 81[G05B]

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