USD246788SExpiredUtility

Stereoscopic viewer

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Assignee: GAF CORPPriority: Nov 13, 1975Filed: Nov 13, 1975Granted: Dec 27, 1977
Est. expiryNov 13, 1995(expired)· nominal 20-yr term from priority
Inventors:Robert M. SimonelliPaul D. MillerV. Lorenzo Porcelli
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PatentIndex Score
4
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1
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1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a stereoscopic viewer, substantially as shown.

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