USD279932SExpiredUtility

Window cleaner

Assignee: SWISH ABPriority: Nov 17, 1980Filed: Mar 2, 1981Granted: Jul 30, 1985
Est. expiryNov 17, 2000(expired)· nominal 20-yr term from priority
Inventors:Arne Bergstrom
83
PatentIndex Score
24
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for window cleaner, as shown and described.

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