Based on what everyone is telling me, it looks like these were a mid to late 70’s pencil that was discontinued by the time the Japanese 1980 catalog came out.
Also these are not SG45, but actually SV5A, C, D & E.
Based on what everyone is telling me, it looks like these were a mid to late 70’s pencil that was discontinued by the time the Japanese 1980 catalog came out.
Also these are not SG45, but actually SV5A, C, D & E.