USD310943SExpiredUtility

Bottle drain coupling

39
Assignee: SPENCER SR WILLIAM EPriority: Oct 25, 1988Filed: Oct 25, 1988Granted: Oct 2, 1990
Est. expiryOct 25, 2008(expired)· nominal 20-yr term from priority
Inventors:William E. Spencer
39
PatentIndex Score
4
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a bottle drain coupling, as shown and described.

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