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...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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Class 74/153 - Power stroke


Subclass of Class 74 - Machine element or mechanism
Definition: Devices, in which means are provided for automatically disengaging
No. of patents: 2
Last issue date: 04/03/1984


NumberTitleIssue Date
4440036Gaming apparatus having manually controllable operating speed
An improved amusement or game device of the type which has one or more indicia-bearing rotatable reels which are rotated upon initiation of play by a player is disclosed. The game device has an improved main drive mechanism which permits the player to var...
04/03/1984
4430903Gaming apparatus having manually controllable operating speed
An improved amusement or game device of the type which has one or more indicia-bearing rotatable reels which are rotated upon initiation of play by a player is disclosed. The game device has an improved main drive mechanism which permits the player to var...
02/14/1984
 
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