USD353193SExpiredUtility

Sill vent for building foundations

Assignee: PORTER L MAXPriority: Dec 22, 1993Filed: Dec 22, 1993Granted: Dec 6, 1994

Est. expiryDec 22, 2013(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a sill vent for building foundations, as shown and described.

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