Envelope with 3-D image viewing features
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United States of America Patent
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-
Jun 10, 1997
Grant Date -
N/A
app pub date -
Jul 12, 1995
filing date -
Jul 12, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In accordance with the present invention, an envelope is provided that includes 3-D glasses delineated on at least one side of the envelope. The glasses are removable from the envelope and usable for viewing objects not readily visible without the use of the glasses, such as messages contained on the exterior of the envelope, or on paper matter contained within the envelope. In one embodiment of the present invention, perforations are provided along the outer edge of the glasses to allow for the removal of the glasses from the envelope without the use of a cutting device.
First Claim
Family
International Classification(s)
Cited Art Landscape
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