USD410070SExpiredUtility

Butterfly valve

Assignee: HATTORI TAKAMASAPriority: Feb 3, 1998Filed: Feb 3, 1998Granted: May 18, 1999

Est. expiryFeb 3, 2018(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a butterfly valve, as shown and described.

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