Special purpose window

Details Special purpose window Special purpose window

1978-05-08

1979-06-26

Stein, Mervin

Safes, bank protection, or a related device

Bank protection devices

Safety transaction and display partitions and counters

186 1C, E05G 700

Patent

active

041589998

ABSTRACT:
An improved special purpose window fur use in "drive-in" businesses such as restaurants, banks and the like is disclosed. The window reduces exterior art infiltration without interfering with the normal merchandise-money exchange between attendant and customer thereby significantly reducing the infiltration of carbon monoxide from the exterior of the building into the interior of the building.

REFERENCES:
patent: 3390833 (1968-07-01), Harris
patent: 3682113 (1972-08-01), McClellan

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