| 摘要 |
An improved sign display device and system for interchangeable signs, banners and flags on a variety of surfaces and objects with increased structural simplicity and minimum parts. The sign display device comprises at least one support or frame member, at least one opening in the banner sleeve to expose said support and at least one mounting member. The exposed support or frame member engages one or more mounting members in such fashion as to allow the banner to be mounted on it easily, as well as allow it to be removable and replaceable.
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