Power transmission tower
Latest AEP Transmission Holding Company, LLC Patents:
Description
The portions illustrated by broken lines relate to environmental structure that does not form part of the claimed design.
Claims
The ornamental design for a power transmission tower, as shown and described.
Referenced Cited
Patent History
Patent number: D688624
Type: Grant
Filed: Jul 23, 2012
Date of Patent: Aug 27, 2013
Assignee: AEP Transmission Holding Company, LLC (Columbus, OH)
Inventors: Meihuan Zhu Fulk (Lewis Center, OH), Richard Gutman (Columbus, OH)
Primary Examiner: Derrick Holland
Application Number: 29/427,795
Type: Grant
Filed: Jul 23, 2012
Date of Patent: Aug 27, 2013
Assignee: AEP Transmission Holding Company, LLC (Columbus, OH)
Inventors: Meihuan Zhu Fulk (Lewis Center, OH), Richard Gutman (Columbus, OH)
Primary Examiner: Derrick Holland
Application Number: 29/427,795
Classifications
Current U.S. Class:
Transformer, Rectifier Or Casing Therefor (3) (D13/110)