USD406881SExpiredUtility

Socket of pipe coupling

Assignee: NITTO KOHKI COPriority: Dec 17, 1997Filed: May 14, 1998Granted: Mar 16, 1999
Est. expiryDec 17, 2017(expired)· nominal 20-yr term from priority
77
PatentIndex Score
21
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a socket of pipe coupling, as shown in the drawings and described above.

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