GB191116930A
(en)
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Improvements in Apparatus for Teaching Golf.
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DK19331C
(en)
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Apparatus for Use in Music Teaching.
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DK15390C
(en)
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Apparatus for Use in Drawing Teaching.
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FR435993A
(en)
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Apparatus for colotomy, caecotomy and cystotomy
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CH68674A
(en)
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Apparatus for retouching
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DK18260C
(en)
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Apparatus for Teaching Use.
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CH80056A
(en)
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Apparatus for recording curves
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DK29609C
(en)
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Apparatus for use in the manufacture of relief cards.
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DK21013C
(en)
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Apparatus for Flaaning.
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CH74314A
(en)
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Apparatus for cleaning pipelines
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DK18357C
(en)
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Development apparatus for Gases.
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DK28489C
(en)
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Aid for Use in Child Education.
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DK15120C
(en)
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Apparatus for Checking Payments and the like.
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CH55994A
(en)
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Apparatus for tempering parts in series
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DK22354C
(en)
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Apparatus for emptying Retorts and the like.
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DK18797C
(en)
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Apparatus for Steaming Groats.
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DK15022C
(en)
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Apparatus by which the sound of speech machines and the like can be conducted and propagated.
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DK22505C
(en)
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Device for regenerative apparatus and the like.
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DK17862C
(en)
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Apparatus for Turning Sheet Music.
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DK19033C
(en)
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Device by Forke and similar Tools.
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CH64025A
(en)
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Apparatus for gymnastics in the lying position
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DK15077C
(en)
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Insert plates for Jærnbanesveller and the like.
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DK16042C
(en)
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Apparatus for Pasteurization.
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CH72430A
(en)
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Apparatus for sterilizing tap water
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CH72964A
(en)
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Reference book and device for recording the same
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