FORTSCHRITT LANDMASCHINEN GMBH

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4909025 Drive unit for harvester blade assemblyExpiredAug 12, 88Mar 20, 90[A01D]
4795201 Knotting method for balerExpiredDec 11, 87Jan 03, 89[B65H]
4785730 Needle-protecting system for balerExpiredDec 11, 87Nov 22, 88[B65B]
4776154 Stone detector for field chopperExpiredOct 02, 86Oct 11, 88[A01F, A01D]
4758788 Metal detector for intake of field chopperExpiredDec 23, 86Jul 19, 88[G08B, G01R, A01D]
4747260 Field chopper/blower with ground-following intakeExpiredDec 16, 86May 31, 88[A01D]
4720963 Method of detecting stones in the intake of a field chopperExpiredOct 02, 86Jan 26, 88[A01F, A01D]
4464890 Intake reel for agricultural machineExpiredNov 22, 82Aug 14, 84[A01D]
4339014 Air cooling system for drive engine of an automotive agricultural machineExpiredDec 14, 79Jul 13, 82[B60K]
4329832 Pickup head for long-stalk agricultural crops grown in row cultureExpiredNov 05, 76May 18, 82[A01D]
4274247 Windrow-forming harvesterExpiredOct 10, 78Jun 23, 81[A01D]
4255923 Pickup for stalk-crop harvesterExpiredJun 19, 79Mar 17, 81[A01D]
4212146 Universal cutting and feed assembly for multirow stalk-crop harvesterExpiredSep 06, 78Jul 15, 80[A01D]
4204387 Gear drive for multiple row harvesterExpiredJun 06, 78May 27, 80[A01D]
4199924 Tensioning and safety apparatus for conveyor chain of row-crop harvesterExpiredJun 06, 78Apr 29, 80[A01D]
4197690 Position detector for row-crop harvesterExpiredApr 03, 78Apr 15, 80[A01D]

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