Stored-value card with whistle

Details Stored-value card with whistle Stored-value card with whistle

2007-06-26

2007-06-26

Lee, Seung Ho (Department: 2876)

Registers

Systems controlled by data bearing records

Credit or identification card systems

C235S487000, C235S492000, C116S024000

Reexamination Certificate

active

11166587

ABSTRACT:
A stored-value card includes a housing and at least one internal wall substantially enclosed within the housing. The housing includes an account identifier signifying a financial account or record linked to the stored-value card. The at least one internal wall is configured to define an airflow chamber within the housing. The housing defines an opening leading into the airflow chamber. The stored-value card is configured to produce a whistle sound when air enters the airflow chamber from the opening and moves within the airflow chamber.

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