Patent JPS5280135A successfully refreshed from Google Patents.
JPS5280135A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Hologram material
Assignee: NEC Corp
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Filing: 1975-12-26
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Granted: —
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Expires: 1995-12-26
Abstract
Abstract PURPOSE:To provide a highly sensitive hologram material which renders possible non-destructive reading by the use of visible laser light and endures repetitive rewriting by using as the main ingredient a chalcogen compound comprising Si, S and As in a specific combination.
Inventors
- 👤 Akira Mita
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-09 07:06
CPC Classifications
C; C03; C03C; C03C3/00; C03C3/32; C03C3/321
Claims Analysis
Total Claims: 0
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