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Class Information
Number: 347/162
Name: Incremental printing of symbolic information > Electric marking apparatus or processes > By electrical discharge (e.g., spark) > Including driving circuitry
Description: Subject matter including means for controlling a current applied to the recording head or marker.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5262805 |
Drive circuits for spark-discharge imaging apparatus |
Nov. 16, 1993 |
| 5174205 |
Controller for spark discharge imaging |
Dec. 29, 1992 |
| 5134428 |
Drive circuits for spark-discharge imaging apparatus |
Jul. 28, 1992 |
| 4575740 |
Transistor circuit for reducing current after ignition in a metal paper printer |
Mar. 11, 1986 |
| 4566019 |
Method of driving electrodes in an electroerosion printer |
Jan. 21, 1986 |
| 4536769 |
Method of recording information on an electrosensitive record carrier |
Aug. 20, 1985 |
| 4445796 |
Print electrode control circuit |
May. 1, 1984 |
| 4359632 |
Firing circuit for card reader device |
Nov. 16, 1982 |
| 4186406 |
Multiple-electrode print head for electroerosion printers |
Jan. 29, 1980 |
| 4151536 |
Device for inscribing graphic and alphanumerical symbols on a recording medium |
Apr. 24, 1979 |
| 4131900 |
Printing apparatus |
Dec. 26, 1978 |
| 4100552 |
Recording apparatus for a voltage sensitive recording system |
Jul. 11, 1978 |
| 4024340 |
Circuit for an electronic stencil cutting machine |
May. 17, 1977 |
| 3946400 |
Recorder for electrosensitive record carriers having a segmented counter electrode |
Mar. 23, 1976 |
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