USD283685SExpiredUtility
Elevator hall call panel
Est. expiryJun 8, 2004(expired)· nominal 20-yr term from priority
Inventors:Ludwig Walser
83
PatentIndex Score
16
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an elevator hall call panel, as shown and described.
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