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DE3613465A1
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PROTECTIVE GOGGLES FOR USE ON WORK PROTECTION IN AGRICULTURE AND SPORTS
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US4606621A
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Device for regulating the inclination of the individual rods with respect to the front part of a glasses frame
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GB8422809D0
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Frames for spectacles
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DE3432529A1
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Device for setting the inclination of the individual rodlets with reference to the front of a spectacle frame
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FR2569868A1
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Device for adjusting the inclination of each of the side parts with respect to the front part of the frames of a pair of glasses
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US4386832A
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Adjustable luminous intensity sun glasses
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US4163607A
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Auxiliary lenses unit for glasses
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