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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 |
| 6210160 | Cover for working cast and articulator A cover for a working cast makes it extremely easy to mount and dismount a working cast to and from an articulator, improves workability, and keeps the working cast as pollution-free as possible. An articulator is also proposed. The articulator has a base... | 04/03/2001 |
| 5938442 | Coupled artificial tooth assembly Coupled artificial teeth which minimize the shaping work of gum when manufacturing a denture model and eliminates residues in the plaster mold are disclosed. A coupled artificial tooth assembly includes a plurality of teeth coupled together only by wax. O... | 08/17/1999 |
| 5904481 | Samples of artificial teeth and gums of display unit for dental surgeons A sample of artificial teeth and gums of a display unit for dental surgeons arranges plural artificial tooth samples forming the anterior teeth along the natural arch of the teeth. The artificial tooth samples are fixed and arranged on an artificial gum s... | 05/18/1999 |
