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DK2855C
(en)
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Building stone with inlaid thermocouples.
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NL185681C
(en)
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SCREWHEAD.
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CH22493A
(en)
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Sewer stove
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CH21764A
(en)
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Parallel interlocking tile
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DK3294C
(en)
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Awning.
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CH22660A
(en)
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Building block
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DK3103C
(en)
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Machine for making roof tiles of cement and the like.
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DK3257C
(en)
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Flooring and Procedure for Manufacturing the Same.
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CH22570A
(en)
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Chimney stone
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AT811B
(en)
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Novel mortar additive.
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CH23320A
(en)
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Advanced telautograph
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CH22328A
(en)
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kiln
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ES22118A1
(en)
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Improvements in devices for the manufacture of bricks or tiles for pavements.
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FI1159A
(en)
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Kalandervals med asbestmantel
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FI1222A
(en)
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Lattsågningsmaskin med flera klingor
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CH19206A
(en)
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Parquet element
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CH20673A
(en)
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Cladding brick
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DK3458C
(en)
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Faucet with double Close.
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CH21199A
(en)
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Fez
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DK3497C
(en)
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Artificial stone mass.
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DK2931C
(en)
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Radiant spreader.
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FI1272A
(en)
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Pennshetsskyddare i combinations med en brevvåg
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ES25749A1
(en)
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Improvements in the manufacture of Garchey ceramic stone.
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CH21022A
(en)
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Stove
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DK2782C
(en)
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Magasinovn.
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