USD494264SExpiredUtility

Operating room ductwork

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Assignee: DIALYSIS SYSTEMS INCPriority: Jan 23, 2003Filed: Jan 23, 2003Granted: Aug 10, 2004
Est. expiryJan 23, 2023(expired)· nominal 20-yr term from priority
Inventors:Michael PetersonMark J. VesligajDaniel A. Buehler
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Claims

Claims

exact text as granted — not AI-modified
What is claimed is the ornamental design for a operating room ductwork, as shown and described.

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