possession sales

For purposes of this section, the term “possession sales” means the aggregate sales or other dispositions for the taxable year to persons who are not members of the affiliated group by members of the affiliated group of products produced, in whole or in part, by the electing corporation in the possession which are in the same product area as is used for determining the amount of product area research, and of services rendered, in whole or in part, in the possession in such product area to persons who are not members of the affiliated group.