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| Number | Title | Issue Date |
| 4828410 | Serial print wheel impact printer Disclosed is an improved serial impact printer which both prints and serrates a document. The printer includes a print wheel which is rotated to position a selected character in front of an anvil. The print wheel includes a wheel-like circular member havi... | 05/09/1989 |
| 4653944 | Character selecting mechanism for a serial printer A serial printer of the print thimble type is provided with a character selecting mechanism tied in with the ribbon advance mechanism. A drive gear is rotationally rigid with the print thimble and is driven to rotate by a gear of greater thickness than th... | 03/31/1987 |
| 4600324 | Print thimble recognizing system for a serial printer In a printer adapted to receive any of a plurality of petal-type printing thimbles, each of the printing thimbles is provided with a recognition code-forming portion containing a plurality of protuberance-forming positions, the arrangement of protuberance... | 07/15/1986 |
| 4558964 | Print element and printing apparatus using same A printing apparatus having a simple construction is constituted by a print element with a plurality of resilient spokes which have type elements disposed vertically thereon and in two rows around the element and extend upwardly from a disc base in a cyli... | 12/17/1985 |
| 4509872 | Character selecting and inked ribbon feeding mechanism for a serial printer A serial printer of the type employing a petal like print thimble is improved by employing a first motor for character selection in a circumferential direction of the thimble, and a second motor for selection of the vertical position of the print thimble,... | 04/09/1985 |
| 4389126 | Serial impact printer having two printing modes A serial impact printer has two printing modes, one being a formed-character mode and the other a dot matrix mode. A plurality of dot matrix wires are disposed behind a character carrying member having characters on fingers. One of the wires impacts a sel... | 06/21/1983 |
| 4037707 | Cup shaped printer A serial printer which includes a print element which traverses back and forth in front of the paper. The print element is in the shape of a cup. The sides of the cup are formed by a plurality of fingers, each of which has a number of characters thereon. ... | 07/26/1977 |
| 3998312 | Printing or stamping device A printing or stamping device for marking checks and similar documents comprises a rotatable type ring having a plurality of types around its periphery and a keyboard having a plurality of manual key-switches each corresponding to one type on the type rin... | 12/21/1976 |
| 3941229 | Serial printing device A serial printing device comprises a type drum rotatably mounted on a carriage which can move parallely to a platen. On the periphery of the type drum are mounted a plurality of character-bearing elements urged against the drum by biasing means. A steppin... | 03/02/1976 |
