USD285006SExpiredUtility

Expansion joint

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Assignee: Z TECH ENTPR INCPriority: Dec 10, 1982Filed: May 23, 1983Granted: Aug 5, 1986
Est. expiryDec 10, 2002(expired)· nominal 20-yr term from priority
Inventors:Raoul M. MoulinieGuy Gagne
50
PatentIndex Score
7
Cited by
20
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an expansion joint, as shown and described.

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