FR2637765A2
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Improvement of a device for reducing the lifting life of the earth with a spade or the like
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FR2629302A2
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Improvement of a device for reducing the lifting life of the earth with a spade or the like
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FR2612729A2
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Improvement of a device for reducing the lifting life of the earth with a spade or the like
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FR2608000A1
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Improvement of a device for reducing the lifting life of the earth with a spade or the like
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FR2589666A2
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Improvement of a device for reducing the lifting life of the earth with a spade or the like
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FR2576738A2
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Improvement of a device for reducing the effort of lifting soil with a spade or the like
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FR2572876A2
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Improvements to a device for reducing the effort of lifting earth with a shovel or the like
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FR2570240A1
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Improvement to a device for reducing the effort of lifting soil with a spade or the like
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FR2546363A1
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Device for reducing the effort of lifting the soil when digging
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