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DK3019C
(en)
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Annular electrical resistors of artificial stone mass.
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DK3060C
(en)
|
|
Tubular electrical resistors of artificial stone mass.
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DK3061C
(en)
|
|
Plate-shaped, electric Resistors of Artificial Stone mass.
|
|
DK3062C
(en)
|
|
Electric heating devices of artificial stone mass.
|
|
DK3824C
(en)
|
|
Procedure for the production of artificial stone.
|
|
DK3876C
(en)
|
|
Procedure for the production of artificial stone.
|
|
DK3984C
(en)
|
|
PROCEDURE FOR ARTIFICIAL MANUFACTURE OF DIAMONDS.
|
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DK3497C
(en)
|
|
Artificial stone mass.
|
|
DK3401C
(en)
|
|
Form box for the manufacture of artificial stones.
|
|
DK3211C
(en)
|
|
Procedure for Making Artificial Gypsum Stone.
|
|
DK4439C
(en)
|
|
Procedure for the manufacture of Portland cement.
|
|
DK3348C
(en)
|
|
Procedure for Making Artificial Marble.
|
|
DK4198C
(en)
|
|
Procedure for continuous burning of cement or the like.
|
|
DK1981C
(en)
|
|
Procedure for the manufacture of explosives.
|
|
DK3396C
(en)
|
|
Procedure for Making Artificial Sandstone.
|
|
CH24969A
(en)
|
|
Scythe ring
|
|
CH22570A
(en)
|
|
Chimney stone
|
|
DK4002C
(en)
|
|
Procedure for the manufacture of a replacement for varnish.
|
|
CH23744A
(en)
|
|
Artificial lithography stone
|
|
FI1591A
(en)
|
|
Framdrivning af slädar medelst stötare
|
|
DK2972C
(en)
|
|
Procedure for Making Artificial Stones.
|
|
DK3248C
(en)
|
|
Method of Making an Explosive.
|
|
CH23700A
(en)
|
|
Artificial stone slab
|
|
CH20067A
(en)
|
|
Artificial stone board
|
|
DK3641C
(en)
|
|
Apparatus for the production of Pladeis.
|