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| Patents for Olympus Optical Co., Ltd. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 3,602,998 | Sep. 07, 1971 | S. Matsumoto, K. Imai | Micrometer Head | |
 | 3,686,766 | Aug. 29, 1972 | S. Matumoto | Digital Micrometer | |