DK21269C
(en)
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Basin for Self-irrigation system in Stable buildings.
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DK21003C
(en)
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Self-acting Irrigation System for Stable Buildings.
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DK21302C
(en)
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Mold for Concrete Buildings.
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DK21526C
(en)
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Backwear for Braces.
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DK23241C
(en)
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Concrete stairs.
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DK21363C
(en)
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Seat for Water closets.
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DK18656C
(en)
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Construction system for Buildings.
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DK21334C
(en)
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Iron-reinforced concrete fence.
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DK34938C
(en)
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Telephone system.
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DK21572C
(en)
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Control device for bathing system.
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DK19661C
(en)
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Connector for Building Structures.
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DK21223C
(en)
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Carrying case.
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DK23991C
(en)
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Automatic Water Purifier.
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GB107390A
(en)
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Improvements in Slab Buildings.
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CH73758A
(en)
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Building block
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CH73065A
(en)
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Building block
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CH80790A
(en)
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Building block
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DK26760C
(en)
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Pipe connection.
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DK29044C
(en)
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The cross.
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DK20804C
(en)
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Mold for Concrete Buildings.
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AT63599B
(en)
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Hot water system.
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DK32848C
(en)
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Telephone exchange system.
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DK23798C
(en)
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Hul Mur.
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DK21477C
(en)
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Compass.
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DK22550C
(en)
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Building block.
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