USD247543SExpiredUtility
Glass cleaning device
Individually held — no corporate assignee on recordPriority: Dec 6, 1976Filed: Dec 6, 1976Granted: Mar 21, 1978
Est. expiryDec 6, 1996(expired)· nominal 20-yr term from priority
Inventors:Brian D. Savage
59
PatentIndex Score
8
Cited by
0
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a glass cleaning device, as shown.
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