USD329577SExpiredUtility
Deep well socket
Individually held — no corporate assignee on recordPriority: Feb 21, 1990Filed: Feb 21, 1990Granted: Sep 22, 1992
Est. expiryFeb 21, 2010(expired)· nominal 20-yr term from priority
Inventors:Michael Massey
36
PatentIndex Score
5
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a deep well socket, as shown and described.
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