hi,dont know the first two but the last ,my guess would be german made Harrow ,my riding buddy back then had a pair,nice bikes hope this helps Jimmy
I still have my '75 R90/6 w the small tank, & I have a set of sharp blue Polo leathers that I bought in 1980 in West Berlin. My wife says they are badly out of date & I can just barely squeeze into them. What ever happened to Polo?
Retired w 2005 K1200LT, 2000 R1100RT, & 1975 R90/6