Keller Frederick H Production List

There're 2 aircraft made by Keller Frederick H.

Tail Number	Year Maker Model	C/N	Engines	Seats	Location
N3XK	1983 Keller Frederick H DEFIANT (KELLER)	002	2	4	WI, United States
N4XK	1989 Keller Frederick H FK 1 STOL	001	1	2	WA, United States