USD379978SExpiredUtility

Portable rear screen video projection system

Assignee: PROJECTAVISION INCPriority: Sep 3, 1993Filed: Sep 3, 1993Granted: Jun 17, 1997

Est. expirySep 3, 2013(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for the portable rear screen video projection system, as shown and described.

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