Plastic case for photographic film cassette

Receptacles – Closures – Removable closure situated by resilient distortion and...

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Details

206407, 206455, 220780, 220789, B65D 4118

Patent

active

056603037

ABSTRACT:
A plastic case for protecting a photographic film cassette from moisture consists of a case body having a closed bottom and a lid to be fitted to an open top of the case body. The case body has a horizontal contour at least in its engaging portion with the lid, that is constituted of at least four arcs connected in series to one another, of which at least two arcs are different in radius from each other.

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