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Class Information
Number: 400/118.2
Name: Typewriting machines > Typing by other than type-face or type-die
Description: Subject matter wherein significance is attributed to a typewriter in which character* symbols are successively imprinted or formed on a surface of a record-medium* by forming the character* portion by portion.


Sub-classes under this class:

Class Number Class Name Patents
400/124.01 Character formation by impact (e.g., wire matrix) 58
400/118.3 Electroconductive transfer 37
400/120.01 Thermal 245


Patents under this class:

Patent Number Title Of Patent Date Issued
6796732 Printing apparatus Sep. 28, 2004
6707479 Apparatus and methods of printing on an electrically writable medium Mar. 16, 2004
6390696 Printer employing fuser unit having self-adjusting temperature May. 21, 2002
6382850 Ink jet printer for photofinishing May. 7, 2002
6361227 Optical writing printer head and printer using the same Mar. 26, 2002
6350071 On demand printer apparatus and method with integrated UV curing Feb. 26, 2002
6341904 Image forming apparatus and image forming process Jan. 29, 2002
6334720 Printing apparatus and method for correcting print positions Jan. 1, 2002
6299301 Color proofing apparatus and method for writing inkjet images to an intermediate ink receiving element Oct. 9, 2001
6202550 Printer and method for printing indicia on a compact disk using a plurality of ink jet or laser rotatable print heads Mar. 20, 2001
6022155 Driver IC and print head Feb. 8, 2000
5924804 Information recording head Jul. 20, 1999
5673107 Serial-type electrophotographic apparatus Sep. 30, 1997
5575574 Sheet composite adapted to be printed Nov. 19, 1996
5216453 Electrophotographic printer Jun. 1, 1993
5196870 Electrophotographic printer Mar. 23, 1993
5168289 Thermal transfer recording apparatus having intermediate transfer medium Dec. 1, 1992
4809021 Apparatus and method for generating images by producing light spots of different sizes Feb. 28, 1989
4784501 Method of enhancing fine line of printer and related circuit Nov. 15, 1988
4725154 Thermo transfer dot printing Feb. 16, 1988
4630947 Enlarged pattern generator Dec. 23, 1986
4566813 Dot-matrix print controller Jan. 28, 1986
4550260 Apparatus for controlling a pulse generator Oct. 29, 1985
4455100 Pocket-sized check writing device with check form Jun. 19, 1984
4365550 Printing mechanism for dot matrix printers Dec. 28, 1982
4337696 Printing apparatus Jul. 6, 1982
4312269 Dot printing apparatus Jan. 26, 1982
4278019 All-points addressable dot printer Jul. 14, 1981
4273040 Segmented drum bar helix printer Jun. 16, 1981
4268179 Method and system for reproducing identification characters May. 19, 1981
4263847 Printing mechanism for dot matrix impact printers Apr. 28, 1981
4194833 Electronic typewriter having an electronic display Mar. 25, 1980
4140404 Printer for bowling score computer Feb. 20, 1979
4051484 Magnetic printer and method of performing same Sep. 27, 1977
4021608 Print-on-the-fly pager May. 3, 1977
3965476 Laser printing method and system Jun. 22, 1976
3963340 Imaging apparatus for typewriter employing electrostatic printing process Jun. 15, 1976



 
 
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