Micro-trenching blade
Latest The Charles Machine Works, Inc. Patents:
Description
The broken line showing of multiple circular elements and the eight areas around the perimeter of the claim is included for the purpose of illustrating portions of the micro-trenching blade and forms no part of the claimed design.
Claims
The ornamental design for a micro-trenching blade, as shown and described.
Referenced Cited
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Patent History
Patent number: D640290
Type: Grant
Filed: Oct 11, 2010
Date of Patent: Jun 21, 2011
Assignee: The Charles Machine Works, Inc. (Perry, OK)
Inventors: Vernon T. Stellman (Stillwater, OK), L. Shane Ingram (Perry, OK), Michael C. Walgren (Lake Havasu City, AZ)
Primary Examiner: Mark Goodwin
Attorney: Tomlinson Rust McKinstry Grable
Application Number: 29/376,707
Type: Grant
Filed: Oct 11, 2010
Date of Patent: Jun 21, 2011
Assignee: The Charles Machine Works, Inc. (Perry, OK)
Inventors: Vernon T. Stellman (Stillwater, OK), L. Shane Ingram (Perry, OK), Michael C. Walgren (Lake Havasu City, AZ)
Primary Examiner: Mark Goodwin
Attorney: Tomlinson Rust McKinstry Grable
Application Number: 29/376,707
Classifications