USD242956SExpiredUtility

Lung exercise device

Assignee: OWENS ILLINOIS INCPriority: Jun 11, 1975Filed: Jun 11, 1975Granted: Jan 4, 1977

Est. expiryJun 11, 1995(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a lung exercise device, substantially as shown and described.

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