FR608150A
(en )
1926-07-21
Ornaments made of stones mounted on chatons
FR716671A
(en )
1931-12-24
Improvements in the treatment of artificial materials
GR3013B
(en )
1930-12-04
PERFECTED METHOD OF MANUFACTURING ARTIFICIAL MARBLES AND STONES.
GR2498B
(en )
1929-10-17
NEW METHOD OF MANUFACTURING ARTIFICIAL MARBLES AND ARTIFICIAL STONES.
FR644309A
(en )
1928-10-05
Lithographic plate and its method of manufacture
FR604005A
(en )
1926-04-28
Combined zanzibar game and marker
GR2630B
(en )
1930-02-11
METHOD OF MANUFACTURING THIN CANDLES AND CANDLES.
GR1934B
(en )
1928-08-06
METHOD AND ACCESSORY OF TOBACCO LEAFS.
GR2511B
(en )
1929-11-15
METHOD OF MANUFACTURE OF EMERALS AND SIMILAR.
FR697429A
(en )
1931-01-16
Artificial dentures and their manufacturing method
GR408B
(en )
1923-03-12
MANUFACTURE OF ARTIFICIAL STONES AND WOOD.
GR3468B
(en )
1931-12-23
METHOD OF MANUFACTURING ARTIFICIAL MARBLES, STONES AND VESSELS OF ALL NATURE DECORATED AND NOT.
GR2276B
(en )
1929-04-23
METHOD AND ORGANIZATION OF IRROGATION.
GR1576B
(en )
1927-08-11
METHOD OF MANUFACTURE OF HARD TILES OR TALK AND ITS INDUSTRIALIZATION UNDER VARIOUS FORM.
SU24846A1
(en )
1931-12-31
The method of preparation of artificial asphalt mass
FI12246A
(en )
1928-11-20
N.k. method of making "wood concrete"
GR2923B
(en )
1930-09-18
COIN (FOX) AND METHOD OF MAKING IT FOR ARTIFICIAL YARNS.
FR622968A
(en )
1927-06-14
Reversed and removable combined mouldboard
FI10374A
(en )
1924-09-12
Marble and natural constituents
ES121190A1
(en )
1931-06-16
PROCEDURE FOR THE MANUFACTURE OF ARTIFICIAL MARBLE
GR949B
(en )
1925-06-22
IMPROVEMENTS IN CIGARETTES AND METHOD OF MAKING THEM.
GR2857B
(en )
1930-08-04
NEW EXPLOSIVE MATERIAL AND METHOD OF MAKING IT.
FR619873A
(en )
1927-04-11
Improvement in paving and in particular artificial paving
GR3515B
(en )
1932-01-29
IMPROVEMENTS OF LEATHER TYPES AND METHOD OF MANUFACTURING THEM.
ES90767A1
(en )
1924-11-01
Improvements in the structures of the concrete and metal sleepers.