Coin telephone housing

Claim 1

A HOUSING ASSEMBLY FOR A COIN TELEPHONE COMPRISING, IN COMBINATION, A REAR HOUSING MEMBER, A LOWER HOUSING MEMBER AND A FRONT COVER, SAID FRONT COVER INCLUDING A FIRST PLURALITY OF EXPOSED EDGES SERVING AS A FIRST SET OF TONGUE MEMBERS AND A SECOND PLURALITY OF EXPOSED EDGES SERVING AS ONE SIDE OF A SECOND SET OF GROOVES, DUAL PURPOSE MEANS LIMITING THE DEPTH OF SAID ASSEMBLY BETWEEN THE REAR PORTION OF SAID REAR HOUSING AND THE FRONT PORTION OF SAID FRONT COVER AND SERVING AS THE SECOND SIDE OF SAID SECOND SET OF GROOVES, SAID REAR HOUSING INCLUDING A THIRD PLURALITY OF EXPOSED EDGES SERVING AS A SECOND SET OF TONGUE MEMBERS ENGAGEABLE WITH SAID SECOND GROOVES, A VAULT, INCLUDING A VAULT TOP, MOUNTED IN SAID LOWER HOUSING, SAID VAULT TOP INCLUDING INTEGRAL LIP MEMBERS EXTENDING OVER THE TOP EDGES OF SAID LOWER HOUSING AND FORMING THEREBETWEEN A FIRST SET OF GROOVES ACCOMMODATING SAID FIRST SET OF TONGUE MEMBERS, MEANS FOR LOCKING SAID FRONT COVER TO SAID REAR HOUSING MEMBER OPERABLE AFTER THE ENGAGEMENT OF SAID SECOND SET OF TONGUE MEMBERS BY SAID SECOND SET OF GROOVES, A VAULT DOOR MEMBER INCLUDING A CONTINUOUS PROTRUDING LIP, A VAULT DOORWAY APERTURE IN SAID LOWER HOUSING, AND MEANS INTEGRAL WITH SAID VAULT FORMING A CONTINUOUS GROOVE BETWEEN SAID LAST NAMED MEANS AND THE PERIPHERY OF SAID APERTURE FOR ACCOMMODATING SAID PROTRUDING LIP IN TONGUE AND GROOVE FASHION.