Rodan-Okaya Tubes

Tubes made by Rodan-Okaya. From their web site:

In 1958, we delivered our first number display tube and started production of display discharge tubes GR-1, GR-2.

In 1962 we registered the trademark “Rodan”

Though they themselves used both “Rodan” and “Rodin”.
Datasheets are at the end of this page

Datasheet for Rodan GR-1, GR-2, GR-3, GR-4, GR-5, GR-6, GR-7, GR-8 and GR-11



Datasheet for Rodan GR-11



Datasheet for Rodan GR-110 and GR-116



Rodan Brochure for CD11, CD12, CD13, CD14, CD15, CD20, CD21, CD22, CD23, CD24, CD25, CD27, CD28, CD38, CD40, CD42, CD43, CD47, CD66, GR-111a, GR-116, GR-110, GR-211, MG-17G, MG-19B, CD78, GR-111pa



Rodan brochure for CD11, CD12, CD13, CD24, CD25, GR-414, GR-211, GR-311, GR-110, GR-116p, GR-111p, CD66p, MG-17G, MG-137, MG-157



Datasheet for Rodan CD11, CD12, CD27, GR-211, GR-311 and GR-414