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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 403/260 - Bolted through member


Subclass of Class 403 - Joints and connections
Definition: Structure wherein the rod is clamped to the member by one
No. of applications: 1
Last issue date: 01/26/2012


Application No.Application TitleIssue Date
20120020725FURNITURE CONNECTOR
A furniture connector includes a main body and a bolt. The bolt has a positioning portion, and the main body has a bolt hole. An expending chamber is formed to the bolt hole. At least one tooth is formed to a wall of the expending chamber. The at least one tooth serves ...
01/26/2012
 
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