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DE550529C
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Method for producing glass threads
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DE550956C
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Pliers for making bottle necks
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DE550069C
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Device for producing etched writings, representations or the like on glass, ceramic or other material
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DE541847C
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Machine for printing objects made of glass, ceramic or other material
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DE550443C
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Machine for the production of glass fiber
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DE549877C
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Glass blowing machine for manual control and compressed air drive
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DE550067C
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Glass blowing machine with compressed air operation
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DE549835C
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Mixed gas burner
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