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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| Number | Title | Issue Date |
| 6598843 | Extendable bracket for window covering components An extendable bracket assembly for supporting hardware components has a mounting base with a base plate. The base plate has an attachment side for mounting the base plate to a surface and has a support side opposite the attachment side. A base support ele... | 07/29/2003 |
| 5143336 | Curtain rod mounting assembly This invention relates to a curtain rod mounting assembly. The configuration of the mounting clip allows one or two base members to be mounted thereon. Either a curtain rod member or a valance extender can be inserted into the base member. A plurality of ... | 09/01/1992 |
