Did You Know...
...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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| Application No. | Application Title | Issue Date |
| 20080026919 | Press arm An exercise gymnasium is composed of a frame assembly, a movable pivot arm assembly carried by the frame assembly, and a press arm assembly carried by the pivot arm assembly. The press arm assembly includes an inverted U-press arm that includes a pair of press arms and ... | 01/31/2008 |
| 20070042876 | Weight lifting power cage with slave rack A weight lifting power cage for use by a weight lifter includes a frame assembly including a pair of side frames and a rear lateral frame interconnecting the pair of side frames. A carriage is carried by the side frames and is movable simultaneously vertically and front... | 02/22/2007 |
