CH292414A
(en )
1953-08-15
Mixture for the production of coatings.
CH290905A
(en )
1953-05-31
Process for the production of semi-pulp.
CH317074A
(en )
1956-11-15
Plant for the production of ropes
CH279915A
(en )
1951-12-31
Process for the production of artificial structures.
AT169437B
(en )
1951-11-10
Element made of fired material for the production of reinforced double beams for ceilings
AT169438B
(en )
1951-11-10
Element made of fired material for the production of reinforced ceiling beams
AT167697B
(en )
1951-02-10
Element for the production of building walls
AT173476B
(en )
1952-12-27
Process for the production of wide-span structures made of reinforced concrete, especially for bridge constructions
AT173392B
(en )
1952-12-10
Reinforced concrete hollow beams for the production of ceilings
AT173047B
(en )
1952-11-10
Process for the production of buildings
AT171850B
(en )
1952-07-10
Tube framework for the production of buildings
AT170399B
(en )
1952-02-11
Process for the production of reinforced concrete rib ceilings
CH304404A
(en )
1955-01-15
Starting material for the manufacture of fittings.
AT168644B
(en )
1951-07-10
Mixing machine for the production of porous building materials
AT168948B
(en )
1951-09-25
Support for formwork for the production of rising masonry
AT168470B
(en )
1951-06-11
Support structure for formwork for the production of rising masonry
AT177105B
(en )
1953-12-28
Process for the production of building panels
CH300332A
(en )
1954-07-31
Process for the production of B-phenyl-ethanol.
AT167906B
(en )
1951-03-27
Link for connecting hollow construction elements
AT167694B
(en )
1951-02-10
Reinforced concrete ceiling and formwork form for the production of their beams
AT171176B
(en )
1952-05-10
Process for the production of 17α-methyl-pregnenverbindungen
AT178737B
(en )
1954-06-10
Process for the production of cemented carbides
AT180134B
(en )
1954-11-10
Process for the production of reinforced concrete ceilings u. like structures
AT175369B
(en )
1953-07-10
Shaped stone, in particular hollow ceiling stone, for the production of beams, in particular ceiling beams
AT174056B
(en )
1953-02-25
Process for the production of benzene hexachloride