STEREOSCOPIC PHOTOGRAPH VIEWING SHEET

PURPOSE:To provide a thin stereoscopic photograph viewing sheet which is conveniently carried and mailed and comparatively strong with respect to impact without damaging a function as a stereoscopic photograph sheet. CONSTITUTION:This is the stereoscopic photograph viewing sheet constituted by being...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: TANAKA HIROJI
Format: Patent
Sprache:eng
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