USD318243SExpiredUtility

Leveling instrument

Assignee: PISKULA JAMESPriority: Mar 28, 1989Filed: Mar 28, 1989Granted: Jul 16, 1991

Est. expiryMar 28, 2009(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a leveling instrument, as shown.

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