B41L 21 - Devices for conveying sheets or webs of copy material through apparatus or machines for manifolding, duplicating, or printing

Patents for B41L 21 - Devices for conveying sheets or webs of copy material through apparatus or machines for manifolding, duplicating, or printing (353)
05/1992
05/06/1992	CN2103441U Brush cooperated with paper dispenser of stenograph
04/1992
04/01/1992	EP0477780A2 Sheet resist apparatus
02/1992
02/19/1992	CN2096464U Paper rolling and delivering structure
08/1991
08/14/1991	CA2034583A1 Feed table of a sheet-fed printing machine
04/1991
04/30/1991	US5010816 Web tensioning device for printing press
04/24/1991	CN2075584U Printing standard classificator for quick printing machine
03/1991
03/20/1991	CN2073360U Paper stand of mimeograph machine
03/13/1991	EP0415998A1 Offset duplicator adapted to continuous form paper
03/05/1991	US4997180 Sheet feeder for use in sheet-fed printing press
11/1990
11/28/1990	CN1047259A Sheet supplying device
10/1990
10/16/1990	US4962704 Apparatus for adapting a single sheet feed offset duplicator to print and collate continuous form paper
10/04/1990	WO1990011187A1 Offset duplicator adapted to continuous form paper
05/1990
05/30/1990	CN1042614A Image forming apparatus
05/16/1990	CN2057143U Aspirated-air paper advance mimeograph machine
04/1990
04/24/1990	US4919047 Multicolor printing press
04/24/1990	US4919045 Offset printer having a press drum larger than its rubber drum
04/10/1990	EP0360798A4 Method and apparatus for intermittent web processing.
04/04/1990	EP0360798A1 Method and apparatus for intermittent web processing.
03/1990
03/28/1990	CN2055090U 45-tooth gear unit for quick-printing machine
02/1990
02/20/1990	US4901639 Apparatus for adapting a single sheet feed offset duplicator to print on continuous form paper
11/1989
11/16/1989	WO1989010887A1 Offset duplicator adapted to continuous form paper
08/1989
08/08/1989	CA1258272A1 Sheet-delivery device, particularly for small offset printing presses
05/1989
05/24/1989	EP0317396A1 Device for feeding and delivering a continuous web to presses of the one-sheet-after-another kind
12/1988
12/20/1988	US4791866 Speed control method for printing press and printing press practicing the method
09/1988
09/22/1988	WO1988006974A1 Method and apparatus for intermittent web processing
09/14/1988	EP0281820A2 Paper transport system
06/1988
06/21/1988	US4751879 Method and apparatus for intermittently processing successive definite lengths of a continuous flexible web
05/1988
05/04/1988	CN87201563U Paper distributor for high speed press and small type offset press
02/1988
02/09/1988	US4723488 Apparatus for intermittently feeding continuous paper in a printing press
03/1987
03/11/1987	EP0213598A2 Apparatus for intermittently feeding continuous paper in a printing press
03/11/1987	EP0213597A2 Multicolor printing press
12/1986
12/09/1986	US4627609 Sheet delivery device, especially for small offset printing machine
09/1986
09/16/1986	US4611799 Process and installation for the production of documentation
02/1986
02/11/1986	US4569284 Sheet handling mechanism for duplicating machine with duplexing capability
10/1985
10/23/1985	EP0158836A2 Sheet-delivery device, particularly for small offset printing machines
04/1984
04/17/1984	US4443094 Duplicating machine with duplexing capability
05/1983
05/17/1983	CA1146654A1 Document endorser apparatus
02/1983
02/15/1983	CA1141421A1 Photocopying machine
01/1982
01/26/1982	CA1117089A1 Process and installations for the production of documentation
10/1981
10/27/1981	CA1111308A1 Ink jet printer
08/1981
08/25/1981	US4285507 Ink jet printer
04/1981
04/21/1981	CA1099589A1 Duplexing copying system
12/1980
12/02/1980	US4236814 Transport system for advancing copy sheets through tandem duplicating system
09/1980
09/30/1980	US4225872 Ink jet printer
09/02/1980	US4220084 Document endorser apparatus
05/1980
05/27/1980	US4204472 Duplexing copying system
05/13/1980	US4202266 Staging mechanism for duplexing copy machines
02/1980
02/05/1980	US4186662 Duplexing copying system
01/1980
01/01/1980	US4181078 Automatic recirculating duplicator
09/1979
09/04/1979	US4166615 Means for determining difference in copy sheet transportation states for an electrostatic reproduction machine
12/1978
12/19/1978	CA1044510A1 Attachment for offset duplicating machine
09/1976
09/28/1976	US3982484 Roller moistening wick system for preventing dripping within a duplicating machine
02/1976
02/03/1976	US3935814 Sheet delivery apparatus

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