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DE751074C
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Process for the protection of tin cans and similar containers made of black sheet metal against corrosion
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DE727964C
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Process for the production of phosphate layers on metal surfaces
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DE733919C
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Process for the electrical resistance welding of can coats and bottoms
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DE722485C
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Process for the protection of ammunition parts made of iron or steel against corrosion
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DE690446C
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Method for electrical resistance welding of Laengsnaehten limited length, z. B. on cans
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DE637516C
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Device for pressing lids on cans
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