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Class Information
Number: 400/105
Name: Typewriting machines > Code-printing typewriter (e.g., for printing a pattern or mark) > For typing and encoding > Including magnetic encoding
Description: Subject matter wherein the mark or spot of ink* that is imprinted is in the form of ferrous particles capable of being oriented or reoriented by magnetism, or is in the form of ink containing such ferrous particles.

Patents under this class:

Patent Number Title Of Patent Date Issued
8366334 Impact head and printing apparatus Feb. 5, 2013
8098391 Document processing system having improved operational sequencing Jan. 17, 2012
7331725 System and method for monitoring unauthorized dissemination of documents and portable media Feb. 19, 2008
6899478 Method and machine for card color printing May. 31, 2005
6869176 Recording apparatus, and recording medium floating prevention member Mar. 22, 2005
6171002 Magnetic reader and printer having the same Jan. 9, 2001
5765474 Hot stamping method and apparatus for photo film spool Jun. 16, 1998
5730533 Apparatus and method for duplex printing Mar. 24, 1998
5489159 Compact remote-driven encoder with deskewing roller assembly Feb. 6, 1996
5474393 Compact remote-driven encoder Dec. 12, 1995
5470160 Check preparation method and apparatus incorporating check sum proof entry Nov. 28, 1995
5410136 Apparatus and method for the xerographic printing and magnetic encoding of information cards Apr. 25, 1995
5281799 Apparatus and method for the xerographic printing of information cards Jan. 25, 1994
5232293 Device for the preparation of tickets Aug. 3, 1993
5215383 Ticket stock and ticket dispenser Jun. 1, 1993
5040908 Passbook printer with line find mechanism Aug. 20, 1991
4991983 MICR encoder Feb. 12, 1991
4944616 Passbook read/write mechanism Jul. 31, 1990
4891240 MICR character coating system Jan. 2, 1990
4746233 Automatic printing apparatus utilizing turnaround document May. 24, 1988
4704960 Print assembly for magnetic and clear printing magnetic cards and the like Nov. 10, 1987
4624588 Full field MICR encoder Nov. 25, 1986
4564303 Nontiltable, straight line path ribbon cartridge shifting means for multicolor ribbon including MICR ink Jan. 14, 1986
4533596 Thermal magnetic transfer ribbon Aug. 6, 1985
4494127 Apparatus and method for recording both machine-readable and printed information Jan. 15, 1985
4381705 Modularized ticket handling system for use in automatic ticket preparation system May. 3, 1983
4232217 Stepper motor drive for a mechanical camshaft Nov. 4, 1980
3978964 Magnetic head control assembly for a magnetic passbook printing system Sep. 7, 1976
3951251 Document positioning means for printing apparatus Apr. 20, 1976

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