Cox-Klemin XA-1
The Cox-Klemin XA-1 was a 1920s American air ambulance biplane designed and built by the Cox-Klemin Aircraft Corporation for the United States Army Air Service , only two prototypes were built . 
<triplet> Cox-Klemin XA-1 <subj> American <obj> country <subj> Cox-Klemin Aircraft Corporation <obj> manufacturer <triplet> Cox-Klemin Aircraft Corporation <subj> American <obj> country <triplet> United States Army Air Service <subj> American <obj> country