US Patent 7463134 Dual key fob

A dual key fob adapted for employing the wireless printed circuit boards of two other wireless entry key fobs. A top and bottom cover of the composite key fob houses the two wireless printed circuit boards together with a battery holder, power transfer interfaces for coupling battery power to the wireless printed circuit boards, and two elastomeric key shorting members with push buttons accessible through openings in the top and bottom covers for allowing a person to operated the respective circuits of either wireless printed circuit board.