USD319880SExpiredUtility

Breathing exerciser

Assignee: SHERWOOD MEDICAL COPriority: Nov 8, 1988Filed: Nov 8, 1988Granted: Sep 10, 1991

Est. expiryNov 8, 2008(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a breathing exerciser, as shown.

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