1. P#01 April 29, 2007 Improvements to : Wankel Rotary Engine System All Information contained in this document remains the property of Rotational Engines Technologies , and therefore, at Rotec's option and upon its written request, either has to be returned to Rotec or has to be destroyed. Furthermore, by receiving this document the receiver acknowledges that the Information received by it from Rotec , shall not in any way convey any warranties, ownership interests, proprietary rights or licenses of any kind in or with respect to the Information. The grant of any such licenses or rights, if said are intended to be granted, must be by separate written agreement between the parties. ROTEC Rotational Engines Technologies