USD819098SActiveUtility

Chisel

98
Assignee: WIRTGEN GMBHPriority: Sep 26, 2013Filed: Dec 13, 2016Granted: May 29, 2018
Est. expirySep 26, 2033(~7.2 yrs left)· nominal 20-yr term from priority
Inventors:Karsten BuhrAndreas JostThomas LehnertCyrus Barimani
E21C 35/19E21C 35/18E01C 23/088B28D 1/186
98
PatentIndex Score
28
Cited by
33
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       What is claimed is the ornamental design for a chisel, as shown and described.

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