SEALED PICTURE FRAME

PROBLEM TO BE SOLVED: To maintain an adhesion part easy to be peeled or damaged when putting out/in a drawing, a calligraphy, a picture or the like by improving the strength of the adhesion part between a protective plate and an envelope in a sealed picture frame forming a sealed structure part by a...

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Bibliographische Detailangaben
1. Verfasser: HORIE TETSUO
Format: Patent
Sprache:eng
Schlagworte:
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