CH308184A
(en )
1955-06-30
Process for the production of shaped structures from polyacrylonitrile.
CH281596A
(en )
1952-03-15
Process for the preparation of a new naphthylpropionic acid.
AT178070B
(en )
1954-04-10
Pipe for the production of in-situ concrete piles
CH304650A
(en )
1955-01-31
Process for the production of a pre-stressed concrete lining for galleries.
CH304353A
(en )
1955-01-15
Process for the production of shaped structures from polyacrylonitrile.
AT180283B
(en )
1954-11-25
Process for the production of high-quality reinforcement for concrete
AT173476B
(en )
1952-12-27
Process for the production of wide-span structures made of reinforced concrete, especially for bridge constructions
AT176492B
(en )
1953-10-26
Process for the production of spun concrete pipes
AT176925B
(en )
1953-12-10
Method of manufacturing a supply cathode
AT181062B
(en )
1955-02-10
Process for the production of a formwork and casing form for infill concrete masonry and connection element for carrying out the process
AT167697B
(en )
1951-02-10
Element for the production of building walls
AT181233B
(en )
1955-02-25
Process for the production of a sound-absorbing plaster
CH296486A
(en )
1954-02-15
Process for the production of a new aroylethylene compound.
AT177922B
(en )
1954-03-25
Process for the production of wall formwork for wall openings as well as wall formwork for this purpose
AT170399B
(en )
1952-02-11
Process for the production of reinforced concrete rib ceilings
AT185297B
(en )
1956-04-10
Equipment for the production of prestressed concrete pipes
AT171850B
(en )
1952-07-10
Tube framework for the production of buildings
AT192026B
(en )
1957-09-25
Process for the production of a ceramic-like wall covering
AT183366B
(en )
1955-10-10
Process for the production of an endless fiber cement web
AT173392B
(en )
1952-12-10
Reinforced concrete hollow beams for the production of ceilings
AT197737B
(en )
1958-05-27
Process for the production of floating lime or lime cement dry mortar
AT186252B
(en )
1956-07-25
Process for the production of a filter mass
AT168948B
(en )
1951-09-25
Support for formwork for the production of rising masonry
FR1087558A
(en )
1955-02-25
Manufacture of calcium carbide
DD8180A1
(en )
1954-09-08
Process for the production of sewer pipes