Meanings of pen case in anglès

Lurgan turned to me and handed me a cylindrical iron pen case of Thibetan design.

A toy train, which I could have put nicely into my fountain- pen case, was pulling into a station no larger than a wren's house.

The inkhorn of those days, a relic of the ancient pen case of which Rabelais speaks, was a long cardboard box divided into two stages.

Highlighting the similarity of the Sinn Féin and Le Pen cases against the Lisbon Reform Treaty prompts their abuse and misrepresentations, but no clarification.