CASSETTE, IN HET BIJZONDER VOOR HET AANBRENGEN VAN AANKONDIGINGSBORDEN.

摘要

In a case structure comprising a base member and a detachable cover having a pair of side walls adapted to be hingedly and interlockingly connected to the base member, the provision of a combined hinge and locking device comprising an elongated connecting member including an inwardly extending hook-shaped projection and an elongated, flexible and bendable, lengthwise extending hinge member intermediate the side walls and the connecting member. The base member includes a pair of lengthwise extending grooves for engagement with the hook-shaped projections of the cover and a pair of end walls.