A job description's primary purpose is employee recruitment. The job description alerts potential employees to the job opening and the job's requirements. As a result, the job description meets the company's need to attract qualified employees as defined by the job summary and job functions specified in the description.
dr martin cooper is the person credited with both inventing the modern cell phone as well as making the first cell phone call in new york city new york in april 1973 a related invention is the cave radio phone invented by nathan stubblefield who was awarded a patent for the idea in the early 20 th century 1908
The first cellular phone was invented and demonstrated in 1973 by Martin Cooper, an engineer and general manager for Motorola, who successfully developed a portable handset using cellular communications technology. Cooper made the first ever cellular phone call in April 1973 using the prototype Motorola Dyna-Tac.However, Cooper's first cellphone was the result of decades of research and development into mobile radio communications, and cellphones would not be widely used until 20 years after the Dyna-Tac.ooper made the first ever cellular phone call in April 1973 using the prototype Motorola Dyna-Tac. However, Cooper's first cellphone was the result of decades of research and development into mobile radio communications, and cellphones would not be widely used until 20 years after the Dyna-Tac.