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DE431937C
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Device to prevent fingers from getting caught in revolving doors
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DE434201C
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Arrangement for the protection of the melting points of the insertion wires of electric lamps
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DE385846C
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Self propelled land torpedo
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DE389271C
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Fountain pen
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DE340072C
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Gas-filled electric incandescent lamp with metal glow body and special cooling space
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DE398426C
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Pane of glass
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DE340323C
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Gas-filled electric incandescent lamp with metal glow body and special cooling space
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DE387655C
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Hollow glass pane
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DE397742C
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Hollow glass pane
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DE361686C
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Gas-filled electric incandescent lamp with metal glow body and special cooling space
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