USD530558SExpiredUtility
Ladder drum for a horizontal blind assembly
Est. expiryNov 16, 2025(expired)· nominal 20-yr term from priority
Inventors:Anthony B. Damiano
68
PatentIndex Score
21
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a ladder drum for a horizontal blind assembly, as shown and described.Join the waitlist — get patent alerts
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