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| Number | Title | Issue Date |
| 5564868 | Pneumatic transmission system A pneumatic transmission system has a customer terminal, a teller terminal and a transmission tube connecting the terminals. A pair of blowers are disposed in the transmission tube. Each terminal has a slide gate which is operable to close the transmissio... | 10/15/1996 |
| 5512877 | Currency removal sensor system A currency removal sensor system for detecting removal of currency from a cash drawer includes a tray base positioned within the bottom of the cash drawer and a removable tray sitting on top of the base. A sensor is mounted at a predetermined location in ... | 04/30/1996 |
| 5469796 | Multi-layer panels for modular vault structure A lightweight, multilayered panel for use in a modular vault or safe structure has multiple layers of cross-grained wood boards secured together by a grid of hardened masonry nails. The nails are driven into the panel layers from both major face surfaces ... | 11/28/1995 |
| 5304017 | Pneumatic transmission system A pneumatic transmission system has a customer terminal, a teller terminal and a transmission tube connecting the terminals. A pair of blowers are disposed in the transmission tube. Each terminal has a slide gate which is operable to close the transmissio... | 04/19/1994 |
| 5257583 | Multi-layer panels for modular vault structure A lightweight, multilayered panel for use in a modular vault or safe structure has multiple layers of cross-grained wood boards secured together by a grid of hardened masonry nails. The nails are driven into the panel layers from both major face surfaces ... | 11/02/1993 |
| 5231935 | Vault door An improved vault door having a daylock and a relock mechanism is disclosed. The door is selectively locked and unlocked within a frame of the vault by operating a pair of combination locks mounted to the door front to slide a lock bar mounted to the rear... | 08/03/1993 |
| 4665839 | Depository Disclosed is a depository wherein the deposit envelope is conveyed in an enclosed carrier from a deposit opening along an attack resistant passage to a remote opening to a vault. There a wall of the carrier moves, relative to the carrier, to displace the ... | 05/19/1987 |
