CH211956A
(en )
1940-10-31
Percussion rocket.
GR6999B
(en )
1937-12-16
METHOD OF SEALING TILES, BRICKS AND SIMPLE EARTH.
SU73934A2
(en )
1948-11-30
Method of making building materials
CH205375A
(en )
1939-06-15
Energy-saving transmission method.
FR837937A
(en )
1939-02-23
Concrete pipe
GR6347B
(en )
1937-03-08
METHOD OF MANUFACTURING AND TREATMENT OF MOSAIC AND MOSAIC TILES.
GR6868B
(en )
1937-10-14
METHOD AND NOT COVERING OF POTTERY.
DK56694C
(en )
1939-09-18
Building stone.
GR6810B
(en )
1937-09-22
METHOD AND PROVISION FOR THE PREPARATION OF SPA GAS.
GR5858B
(en )
1936-06-17
MASONRY MADE BY DRY ROAD (WITHOUT FLUID MORTAR) AND METHOD FOR MAKING IT.
GR6937B
(en )
1937-11-16
METHOD OF RESCUE OF SUBMERATED SUBMARINS.
GR7045B
(en )
1937-12-24
COLOPHONE DYCOLORING METHOD.
GR7954B
(en )
1939-01-28
METHOD OF CONNECTION OF BROKEN CANNEST SHAFTS.
GR7462B
(en )
1938-06-20
METHOD FOR CONSTRUCTION OF BUILDING STONES.
GR7084B
(en )
1938-01-25
METHOD FOR THE PREPARATION OF POSITIVE MERCURY ASSOCIATIONS.
GR6628B
(en )
1937-07-07
BUILDING INSULATION TILES.
GR6953B
(en )
1937-11-19
METHOD OF WATERPROOFING ALL NATURE OF FABRICS AND PRODUCTS OF THEM.
GR6985B
(en )
1937-12-03
METHOD OF CONSTRUCTION OF LIGHT STEEL SUSPENSES.
GR6606B
(en )
1937-06-26
METHOD OF IMMUNIZATION OF SULFUR MINES OF GREECE AND PRIVATE MOLYBDENITE.
GR8256B
(en )
1939-06-06
METHOD FOR ATTACK OF CEMENT COATING.
GR7554B
(en )
1938-07-26
METHOD OF STRUCTURE FOR CONSTRUCTION OF MASONRY.
FR852054A
(en )
1940-01-23
Construction, especially for underground shelters
AU105758B2
(en )
1938-11-24
Method and means for building construction
DK53068C
(en )
1937-05-10
Packing and Building Material.
CH203088A
(en )
1939-02-28
Method of erecting structures.