Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 6568071 | Angular offset method for fabricating a registration guide A method for fabricating an encoder containing a plurality of registration markings per unit distance for use as a registration reference, for instance for a print head of a printer. The registration markings being aligned in a longitudinal direction. In ... | 05/27/2003 |
| 4591281 | Sheet-feed mechanism for rotary print head A sheet-feed mechanism (10) for a rotary print head (12) includes a track (16) that defines a paper path in the form of a partial circular annulus. Belts (40 and 42) carry tabs (36, 38, 72, and 74) that support the lower end of a paper sheet, and movement... | 05/27/1986 |
