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DK3517C
(en)
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Distribution gutter for masonry materials.
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CH21764A
(en)
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Parallel interlocking tile
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CH20838A
(en)
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Roof tiles
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DK3103C
(en)
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Machine for making roof tiles of cement and the like.
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DK3096C
(en)
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Shape for Brick presses.
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CH22660A
(en)
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Building block
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DK3294C
(en)
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Awning.
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CH21834A
(en)
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Scaffolding
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DK2856C
(en)
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Insert for Centrifuges.
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DK2969C
(en)
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Procedure for Dry Leaching of Lime.
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CH22668A
(en)
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Cistern facility
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DK2773C
(en)
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Procedure for Forming Baseboards for Roofing or similar.
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CH20508A
(en)
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Novel brick
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DK3464C
(en)
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Dejæltemaskine til Anbringelse paa Dejtrug.
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DK2953C
(en)
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Machine for Making Stepped Angle Incisions.
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DK2867C
(en)
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Strødaase.
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DK2886C
(en)
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Lifebelt.
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DK3112C
(en)
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Ailespreder.
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DK3038C
(en)
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Hattenaal.
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DK3014C
(en)
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Aluminum-Magnium-Alloy.
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DK2858C
(en)
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Aluminum-Magnium-Alloy.
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DK2782C
(en)
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Magasinovn.
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CH23165A
(en)
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Paving slab
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CH20995A
(en)
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Brick for ceilings
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CH21089A
(en)
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Brick for ceilings
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