USD265095SExpiredUtility
Projection kaleidoscope
Individually held — no corporate assignee on recordPriority: Mar 23, 1979Filed: Mar 23, 1979Granted: Jun 22, 1982
Est. expiryMar 23, 1999(expired)· nominal 20-yr term from priority
Inventors:Lawrence M. Butler
20
PatentIndex Score
2
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a projection kaleidoscope, as shown.
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