In this information of Suzuki PRO-37v2 you can see the same picture of the reeds that Suzuki PRO-37AS/AR/AB:
http://www.suzuki-music.co.jp/search/files/000001_1.pdf
In the POINT 2 of this catalog is detailed the reeds construction of Suzuki Melodion family, but in Japanese :S
¿Someone who speaks japanese?