FR1100815A
(en )
1955-09-26
Lightweight beam for floors and ceilings
AT185091B
(en )
1956-03-26
Form block for the formation of reinforced concrete ceiling beams
FR1080366A
(en )
1954-12-08
Chipboard for building construction
CH296591A
(en )
1954-02-28
Procedure for erecting structures.
AT181953B
(en )
1955-05-10
Formwork beams
FR1064397A
(en )
1954-05-13
Reinforced concrete framing
AT172777B
(en )
1952-10-10
Process for the production of reinforced concrete slab beam ceilings
AT171883B
(en )
1952-07-10
Shaped stone for the formation of ceiling beams
AT176967B
(en )
1953-12-10
Process for the production of clad concrete beams
AT173392B
(en )
1952-12-10
Reinforced concrete hollow beams for the production of ceilings
AT186837B
(en )
1956-09-25
Connection clamp for formwork panels for the production of concrete walls
AT273470B
(en )
1969-08-11
Formwork for the production of concrete ceilings
AT189785B
(en )
1957-05-10
Procedure for erecting overhead line lattice masts
AT170399B
(en )
1952-02-11
Process for the production of reinforced concrete rib ceilings
FR1084080A
(en )
1955-01-17
Self-supporting roof tile
AT169429B
(en )
1951-11-10
Method of erecting formwork and beams for the same
AT180134B
(en )
1954-11-10
Process for the production of reinforced concrete ceilings u. like structures
ES39835Y
(en )
1954-07-01
Reinforced concrete beams
AT174467B
(en )
1953-04-10
Reinforced concrete ceiling beams
AT183546B
(en )
1955-10-25
Device for the production of post-tensioned concrete
FR1078193A
(en )
1954-11-16
Formwork beams
AT169169B
(en )
1951-10-25
Device for the group-wise production of steel-string concrete beams
AT181728B
(en )
1955-04-25
Process for the production of continuously shuttered reinforced concrete slab ceilings with edge beams surrounding the slab
AT179414B
(en )
1954-08-25
Ceiling stone for precast reinforced concrete ceilings
AT244550B
(en )
1966-01-10
Lightweight formwork for the production of reinforced concrete rib ceilings