USD718691SActiveUtility

Six-sided exhaust stack

28
Assignee: HALLAM WALTERPriority: Jun 18, 2013Filed: Jun 18, 2013Granted: Dec 2, 2014
Est. expiryJun 18, 2033(~6.9 yrs left)· nominal 20-yr term from priority
Inventors:Walter HallamNicholas Dvorak
28
PatentIndex Score
3
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a six-sided exhaust stack, as shown.

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