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AT346921B Expired / Lapsed AT ⏱️ 0.0 years remaining

SYSTEM FOR PLAYBACK OF INFORMATION STORED ON A RECORDING MEDIUM

Assignee: Sony Corp
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Filing: 1975-02-12
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Granted: 1978-12-11
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Expires: 1995-02-12
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Abstract

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Jurisdiction AT
Data Source google_patents
Last Synchronized 2026-11-01 12:49
CPC Classifications
G; G11; G11B; G11B7/00; G11B7/12; G11B7/13

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