Solar air heater

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Description

FIG. 1 is a front end view of the solar air heater.

FIG. 2 is a section of a top perspective view of the solar air heater.

FIG. 3 is a section of the bottom perspective view of the solar air heater; and,

FIG. 4 is a top perspective view of the solar air heater.

The broken line showing is included for the purpose of illustrating environment and forms no part of the claimed design. Figures are shown broken away at the edges for the purpose of illustrating that a particular length of solar air heater forms no part of the claimed design.

Claims

An ornamental design for solar air heater, as shown and described.

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Patent History
Patent number: D660949
Type: Grant
Filed: Jan 13, 2010
Date of Patent: May 29, 2012
Inventor: Paul Doherty (Stoughton, MA)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Eric Goodman
Attorney: David J. Wilson
Application Number: 29/348,510
Classifications
Current U.S. Class: Stabile Space Heater (D23/342)