"I think there is a world market for maybe five computers."
Thomas Watson, chairman of IBM ; 1943
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| Number | Title | Issue Date |
| 5558046 | Fire-tube boiler A fire-tube boiler which is suitable for operation with powdered ash-containing fuels and automatically maintains itself clean in operation, has inlet openings, widening in trumpet shape, of flue tubes in the wall which separates the boiler drum from a re... | 09/24/1996 |