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...Chester Carlson was a patent agent who tired of having to make multiple copies of patent applications using the only duplication method available at the time: carbon paper. In 1959 he came up with a new copying system and took it to IBM for evaluation. The "experts" at IBM determined potential sales to be only 5,000 units because people wouldn't want to use a bulky machine when they had carbon paper. Carlson's invention was the xerography process, the company founded on the system is Xerox.

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Class 400/430.1 - By cam means (e.g., slotted cam, helix, etc.)


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein said component oscillates or rotates
No. of patents: 1
Last issue date: 05/20/2008


NumberTitleIssue Date
7375265Plants and seeds of corn variety LH326
According to the invention, there is provided seed and plants of the corn variety designated LH326. The invention thus relates to the plants, seeds and tissue cultures of the variety LH326, and to methods for producing a corn plant produced by crossing a corn plant ...
05/20/2008
 
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