Presented by developerWorks, your source for great tutorials ibm.com/developerWorks. Interface Definition Language Page 4. Object relationships. Once the list of the core objects comes to mind, it's time to look for relationships.
The first totally disposable diaper in the U.S. was introduced by Proctor & Gamble in 1961. The company had purchased the Charminâ Paper Company in 1957, and they assigned one of their chemical engineers, Victor Mills (1897-1997), to look into creating new paper products.
The telephone beeper or pager was invented in 1949 by Al Gros and in Jewish Hospital in New York it was first used.Until 1958, it was not approved for public use by FCC. In 1959, it was first named as pager by Motorola when the personal radio communications product was made by them.In the year 1974, the Motorolaâs Pageboy 1 was introduced which was the first pager to be consumer successful.n 1959, it was first named as pager by Motorola when the personal radio communications product was made by them. In the year 1974, the Motorolaâs Pageboy 1 was introduced which was the first pager to be consumer successful.