It's very simple, I do it for you... If you like you may pay or just add me review.
--
(
for obj in objects where [login to view URL] == false and ((obj.scale.x+obj.scale.y+obj.scale.z)/3) == 1.0 do hide obj
)
--
Save this code to [login to view URL] file, then drag n drop to any 3dsmax's viewport. Or use Run Script command.