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"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 4641760 | Inflatable bags A false bottom in a cylindrical storage tank is formed from an array of two or more concentric series of inflated bags that individually have the shape of either an isosceles triangle or a truncated isosceles triangle.... | 02/10/1987 |
| 4461402 | Container liner The present invention relates to a disposable liner comprised of a thin sheet plastics material formed into a long tube having left and right sides and a top and bottom. The tube is closed at each end by end panels formed by folded end flaps of the tube. ... | 07/24/1984 |
| 4449279 | Bag system for transportation of bulk liquids A bag of tough, flexible material, sealed to be liquid tight except for filling and emptying access ports, is designed for mounting in a standard transportation container. The bag is then filled with a bulk liquid and transported in the container to a des... | 05/22/1984 |
| 4441627 | Bag system for transportation of bulk liquids A bag of tough, flexible material, sealed to be liquid tight except for filling and emptying access ports, is designed for mounting in a standard transportation container. The bag is then filled with a bulk liquid and transported in the container to a des... | 04/10/1984 |
| 4306668 | Bulk storage silo A readily assembled and disassembled silo for the bulk storage of granular materials consists of a rigid, generally rectangular metal frame that supports a grid of interconnected horizontal and vertical bands of flexible webbing material extending between... | 12/22/1981 |
| 4221296 | Shipping assembly A shipping assembly for dry bulk commodities consists of a polyolefin bag confined within a rectangular, rigid, metal frame. A wooden pallet forms a support for the frame and the bottom of the bag. The assembly can be assembled for use or disassembled for... | 09/09/1980 |
