AT173392B
(en )
1952-12-10
Reinforced concrete hollow beams for the production of ceilings
CH416034A
(en )
1966-06-30
Process for the production of trusses for reinforced concrete rib ceilings
AT173476B
(en )
1952-12-27
Process for the production of wide-span structures made of reinforced concrete, especially for bridge constructions
AT176967B
(en )
1953-12-10
Process for the production of clad concrete beams
AT170399B
(en )
1952-02-11
Process for the production of reinforced concrete rib ceilings
CH296591A
(en )
1954-02-28
Procedure for erecting structures.
AT176493B
(en )
1953-10-26
Process for the production of lightweight building materials
AT180134B
(en )
1954-11-10
Process for the production of reinforced concrete ceilings u. like structures
AT172777B
(en )
1952-10-10
Process for the production of reinforced concrete slab beam ceilings
AT185091B
(en )
1956-03-26
Form block for the formation of reinforced concrete ceiling beams
AT174372B
(en )
1953-03-25
Process for the production of acetals
AT169438B
(en )
1951-11-10
Element made of fired material for the production of reinforced ceiling beams
AT169437B
(en )
1951-11-10
Element made of fired material for the production of reinforced double beams for ceilings
AT244550B
(en )
1966-01-10
Lightweight formwork for the production of reinforced concrete rib ceilings
AT169169B
(en )
1951-10-25
Device for the group-wise production of steel-string concrete beams
AT171883B
(en )
1952-07-10
Shaped stone for the formation of ceiling beams
AT171850B
(en )
1952-07-10
Tube framework for the production of buildings
AT179881B
(en )
1954-10-11
Form for the production of the concrete support ribs of glass reinforced concrete structures
AT174723B
(en )
1953-04-25
Ceiling beams made of lightweight concrete
AT167694B
(en )
1951-02-10
Reinforced concrete ceiling and formwork form for the production of their beams
AT183931B
(en )
1955-11-25
Process for the production of reinforced concrete ribbed plate ceilings and ceilings produced by this process
AT168948B
(en )
1951-09-25
Support for formwork for the production of rising masonry
AT175369B
(en )
1953-07-10
Shaped stone, in particular hollow ceiling stone, for the production of beams, in particular ceiling beams
AT172069B
(en )
1952-08-11
Process for the production of building panels
AT180795B
(en )
1955-01-10
Process for the production of hollow profiles