Application of Neal A. Pennington

SMITH, Judge.

The Board of Appeals affirmed the examiner’s rejection of claim 33 of appellant’s application for patent Serial No. 473,509, filed December 7, 1954, for improvements in a “COMBINED HUMIDIFIER-DEHUMIDIFIER.” The rejection, based on 35 U.S.C. § 103, is that the claimed invention would have been obvious to one of ordinary skill in view of the references which are:

Newton et al. 2,200,243 May 14, 1940

Farr 2,286,480 June 16, 1942

The single claim on appeal reads as follows:

“33. A humidity changer for air conditioning, comprising; two air passages; means for impelling air through each of…