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DE1256785B
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Shaft shell with welded-in shaft spacers for transformers and processes for welding the spacers
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DE1197049B
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Device for the production of the sheet metal jacket of wave tanks for transformers
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DE565779C
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Drive device for proscenium curtain pulls, convertible to power and manual operation
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DE525533C
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Projection screen
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DE519868C
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Sound-permeable projection surface
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DE565301C
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Changeable balance weight for theater and similar purposes
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DE588145C
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Sectional heater made of sheet metal, the connecting hubs of which have an elongated cross-section with a horizontal, large axis
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DE500406C
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Movable, suspendable wall for theater stage and projection purposes
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DE501053C
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Mobile stage car with built-in rotating stage
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DE500868C
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Clamping device for the production of sheet metal radiators for heating purposes by welding together the radiator elements
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DE504760C
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Movable wall for theater stages and projection purposes
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DE486474C
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Stage car with built-in rotating stage
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