USD380807SExpiredUtility

Swimming pool backwashing device

9
Assignee: DORSET-TURNER MITCHELPriority: Nov 18, 1994Filed: Nov 18, 1994Granted: Jul 8, 1997
Est. expiryNov 18, 2014(expired)· nominal 20-yr term from priority
Inventors:Mitchel Dorset-Turner
9
PatentIndex Score
1
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a swimming pool backwashing device, as shown and described.

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