USD347196SExpiredUtility

Armillary sphere

33
Assignee: BOYD ALVINPriority: Mar 1, 1993Filed: Mar 1, 1993Granted: May 24, 1994
Est. expiryMar 1, 2013(expired)· nominal 20-yr term from priority
Inventors:Alvin L. BoydNancy S. Foster
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PatentIndex Score
4
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a armillary sphere, as shown.

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