USD320399SExpiredUtility

Safety spectacles

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Assignee: HUDSON OPTICAL CORPPriority: Sep 2, 1988Filed: Sep 2, 1988Granted: Oct 1, 1991
Est. expirySep 2, 2008(expired)· nominal 20-yr term from priority
Inventors:Richard Hirschman
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PatentIndex Score
5
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for safety spectacles, as shown and described.

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