1.   The centre circle of the symbol contains the job identification code, in this case X, and the time estimate for the job.

2.   CalPIRG worries that debit cards can be used more easily by crooks, since unlike ATM cards they do not require a personal identification security code.

3.   Each volunteer will also be given a personal identification code and a portable IVVVS unit, which was developed by the U.S. Air Force laboratory at Rome, N.Y.

4.   If a signal pattern does not match the proper identification codes, the call is canceled.

5.   In reality, however, the chips would only contain identification codes that would refer to a database of medical information.

6.   Lamm said he also has not received a Reform Party nomination ballot with the personal identification code that would allow him to vote for himself.

7.   Some said patients could be effectively tracked without using their names, by assigning them identification codes.

8.   Some consumer groups have complained that the cards are risky because they can be used for purchases without entering an identification code.

9.   The tag is made up of a small coil or antenna that collects energy and an integrated circuit bearing an identification code.