USD669645SActiveUtility

Automatic window washing device

23
Assignee: PATTERSON JR CARLPriority: Jan 30, 2012Filed: Jan 30, 2012Granted: Oct 23, 2012
Est. expiryJan 30, 2032(~5.5 yrs left)· nominal 20-yr term from priority
Inventors:Carl Patterson, Jr.
23
PatentIndex Score
2
Cited by
18
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an automatic window washing device, as shown and described.

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