USD767166SActiveUtility
Expanding wall channel
Est. expiryMay 19, 2034(~7.9 yrs left)· nominal 20-yr term from priority
Inventors:Richard A. Sparks
70
PatentIndex Score
16
Cited by
9
References
1
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The ornamental design for an expanding wall channel, as shown and described.Cited by (0)
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