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Thomas Edison ; 1922
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| Number | Title | Issue Date |
| 6788344 | Exchangeable connecting device between video camera and automatic iris lens An exchangeable connecting device between a video camera and an automatic iris lens in which one common connector (k) makes it possible to connect different kinds of lenses, and use any kind of a lens, L1 or L2 without first confirming the kind... | 09/07/2004 |