Apparatus for communication, expression, displaying pictures and greeting
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Mar 28, 2017
Issued Date -
N/A
app pub date -
Jan 5, 2015
filing date -
Jan 5, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
One embodiment of the current application is a device that can mount to a surface or stand on a table and interchangeably displays one or more sheets of materials. The device comprises a front panel and a back panel. One or more linear wave springs are installed between the two panels. Sheets of materials can be inserted in-between one of the two panels and the linear wave springs. The linear wave springs hold the sheets of materials onto the front panel and/or the back panel. The visual information on the sheets is displayed through one or more display windows on the panels.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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