USD302464SExpiredUtility

Spirometer

Assignee: QUIRKE DANIELPriority: Jan 13, 1986Filed: Jun 20, 1986Granted: Jul 25, 1989

Est. expiryJan 13, 2006(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a spirometer, as shown and described.

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