A dashboard is an easy to read, single-page graphical presentation of current status within an organization. With the increasing popularity of BI solutions and web applications as a delivery platform, there has been an increasing demand for easy to implement web portals that operate as functional dashboards.
In 1874, along with W.C. Brown, Latimer co-invented an improved of a train water closet, a bathroom compartment for railroad trains. Two years later, Latimer would play a part in one of the worldâs most important inventions. In 1876, Latimer was sought out as a draftsman by a teacher for deaf children. The teacher had created a device and wanted Lewis to draft the drawing necessary for a patent application. The teacher was Alexander Graham Bell and the device was the telephone.
Alexander Graham Bell was granted a patent on his telephone in 1876. He demonstrated it to visitors to the Philadelphia Centennial Exposition that same year. In early 1878, he installed the first telephone exchange, in New Haven, Connecticut. The first telephone book - actually just a single 14 cm. x 21 cm.sheet-was issued in New Haven in 1878.Below is a 1978 facsimile of that sheet.n early 1878, he installed the first telephone exchange, in New Haven, Connecticut. The first telephone book - actually just a single 14 cm. x 21 cm. sheet-was issued in New Haven in 1878.