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FR2771642A1
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Anchor plate with drop or effort indicator
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Fall apparatus on vertical cable
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Safety device for workers working in high places
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Working platform for use on a ladder
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Improvements on safety buckles for belts, harnesses and the like.
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Improvements in safety devices for workers working in high areas.
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Improvements in mobile security devices along a cable.
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Improvements to devices allowing ascension along trees or posts.
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Device for allowing a pole to ascend
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Improvements in safety devices for workers working in high places
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Lanyard tensioner for working belts on posts
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Device for allowing the ascension along a post
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