CH279915A
(en )
1951-12-31
Process for the production of artificial structures.
AT176970B
(en )
1953-12-10
Sliding formwork for the production of concrete walls u. like
CH263008A
(en )
1949-08-15
Process for the manufacture of explosive dowel sleeves.
AT167697B
(en )
1951-02-10
Element for the production of building walls
CH260038A
(en )
1949-02-28
Formwork wall for the production of concrete structures.
AT168134B
(en )
1951-04-25
Cavity stone or cavity wall
CH283209A
(en )
1952-05-31
Einrichtung zur Steuerung von Stromkreisen vermittels Instrumenten von geringer Kontaktleistung.
AT168436B
(en )
1951-06-11
Formwork for the manufacture of structures
CH295660A
(en )
1954-01-15
Process for the preparation of alkylated aryl methyl methyl ketones.
CH295041A
(en )
1953-12-15
Process for the preparation of hydroxylamine sulfonates.
AT171737B
(en )
1952-06-25
Device for the production of building blocks
AT169098B
(en )
1951-10-10
Device for the production of building blocks
AT178190B
(en )
1954-04-10
Formwork for the manufacture of structures
FR1003772A
(en )
1952-03-21
Porous concrete
AT168948B
(en )
1951-09-25
Support for formwork for the production of rising masonry
AT172684B
(en )
1952-10-10
Hand impact machine for the production of concrete blocks
ES15826Y
(en )
1948-08-01
Panel for the construction of concrete walls.
CH260033A
(en )
1949-02-28
Hollow brick ceiling.
DK71686C
(en )
1950-11-06
Mixer for the production of lightweight concrete.
CH296592A
(en )
1954-02-28
Process for the production of underwater concrete.
AT173451B
(en )
1952-12-27
Process for the preparation of new organic N-acylamidodiols
AT174855B
(en )
1953-05-11
Device for the production of concrete bodies
CH281278A
(en )
1952-02-29
Process for the preparation of 1-phenyl-2-aminopropane.
CA441799A
(en )
1947-06-03
Shuttering for moulding concrete walls
AT168931B
(en )
1951-09-25
Process for the production of building material clay chippings