PACKAGING METHOD AND APPARATUS

PURPOSE:To rapidly and surely heat deposite the peripheral edge portion of a shape maintaining sheet to a backing board, eliminating the possibility of thermally deforming the backing board by precoating the heat depositing side of the backing board with a synthetic resin of the same type as used fo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SANAGI YASUMICHI, SUGIHARA ISAO, SUGIHARA NORIO
Format: Patent
Sprache:eng
Schlagworte:
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