JPS5834259A
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Friction type stepless speed change gear
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JPS5767902A
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Focus detecting method
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JPS5766411A
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Focus detecting method
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JPS5765451A
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Stepless speed change gear
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JPS5761855A
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Stepless speed-change gear
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JPS5762012A
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Focus detecting method
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JPS5740213A
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Detection of focus
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JPS5740214A
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Detection of focus
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JPS5737311A
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Focal point detection
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JPS5737310A
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Focal point detection
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JPS576815A
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Focus detecting method
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JPS5531645A
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Infinitely variable transmission for bicycles
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JPS5531644A
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Infinitely variable transmission for bicycle
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JPS5531646A
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Infinitely variable transmission for bicycles
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JPS5531647A
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Infinitely variable transmission for bicycles
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US4132888A
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Device for automatically focusing image
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US4030567A
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Spring drum
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US4001851A
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Gas pressure device for driving operating means in a camera
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US4040067A
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Photographic camera with automatically controlled filter
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US3987461A
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Photographic camera with automatically controlled filter
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