Pretty much all of them. The Early builders (take a look at the old Ritcheys over here...)
http://oldmountainbikes.com/bikes/
were copying the old ballooner bikes like the Schwinn Excelsior which were in turn copied by Specialized...
http://www.firstflightbikes.com/rigid.htm
A few enlightened builders and east coasters who were more into technical/woods riding were evolving toward the modern hardtail geometry and by the mid eighties they were all getting away from the looong laid back style of the early days.
The Takara is a small frame and that makes the chainstays look disproportionately long, but that said , they may be some of the longest out there. Now I'm curious I'll have to go measure them.