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CH581478A5
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Spring operated automatic ski brake - has angled lever held down by boot and biassed outwards by torsion spring
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US3873113A
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Ski safety binding for the toe of a ski boot
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CH557182A
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Automatic tennis ball projector - has a hopper ball feed and a centrifugal lock disc
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CA941401A
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Heel assembly for a ski safety binding
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ES293165A1
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A portable angular electropulidator with ventilation device (Machine-translation by Google Translate, not legally binding)
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ES266503A1
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Pendulum vibrator device (Machine-translation by Google Translate, not legally binding)
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CA830330A
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Heel-engaging unit for a safety ski binding
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