Track roller system
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Description
The dashed broken lines represent structure or features which form no part of the claimed design; the broken lines themselves form no part of the claimed design.
Claims
The ornamental design for a track roller system, as shown and described.
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Patent History
Patent number: D794087
Type: Grant
Filed: Dec 15, 2015
Date of Patent: Aug 8, 2017
Assignee: Caterpillar Inc. (Peoria, IL)
Inventors: David J. Hakes (Brimfield, IL), Roger E. Lawson (Brimfield, IL)
Primary Examiner: Mark Goodwin
Application Number: 29/548,597
Type: Grant
Filed: Dec 15, 2015
Date of Patent: Aug 8, 2017
Assignee: Caterpillar Inc. (Peoria, IL)
Inventors: David J. Hakes (Brimfield, IL), Roger E. Lawson (Brimfield, IL)
Primary Examiner: Mark Goodwin
Application Number: 29/548,597
Classifications
Current U.S. Class:
Element Or Attachment (4) (D15/28)